List of Lycoming O-360 variants

Lycoming O-360-A4A installed in a Piper PA-18.
Main article: Lycoming O-360

This is a list of the variants of the Lycoming O-360 aircraft engine. There are 167 different models within the O-360 family of engines, with 12 different prefixes.

Variants

O-360

O-360-A1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. The base model. A four-cylinder, horizontally opposed, air-cooled, direct-drive engine which includes provisions for supplying oil through the propeller shaft for installation of a single-acting controllable-pitch propeller. First certified 20 July 1955.[1][2]
O-360-A1AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except it is equipped with a Bendix D4LN-2021 dual magneto instead of two single magnetos.[1][2]
O-360-A1C
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except with a rear-mounted Bendix carburetor and 200 series magnetos.[1][2]
O-360-A1D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except with Bendix 200 series magnetos.[1][2]
O-360-A1F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except with Bendix 1200 impulse coupling, high altitude magnetos.[1][2]
O-360-A1F6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1F except with counter-weighted crankshaft.[1][2]
The Cessna 177B Cardinal uses a Lycoming O-360-A1F6D of 180 hp (130 kW).
O-360-A1F6D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1F6 except that it is equipped with one Bendix D4LN-2021 impulse coupling dual magneto instead of incorporating two single magneto.[1][2]
O-360-A1G
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1F except with a horizontal carburetor.[1][2]
O-360-A1G6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G except has a crankshaft that is equipped with counterweights.[1][2]
The Beechcraft Duchess uses one 180 hp (130 kW) O-360-A1G6D on the left wing and one LO-360-A1G6D on the right wing.
O-360-A1G6D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G6 except that it is equipped with a Bendix D4LN-2021 magneto in place of two single magnetos.[1][2]
O-360-A1H
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G except its crankcase has a propeller governor drive mounted on the left front instead of on the engine accessory housing.[1][2]
O-360-A1H6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1H except that it has a crankshaft equipped with 6.3 and 8th order pendulum counterweights and it uses Slick magnetos.[1][2]
O-360-A1LD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except that it is equipped with one Bendix D4LN-2021 impulse coupling dual magneto instead of two single magnetos.[1][2]
O-360-A1P
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1G except that it has dynafocal engine mounts.[1][2]
O-360-A2A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except that it has no provisions for a controllable-pitch propeller.[1][2]
O-360-A2D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1D except that it has no provisions for a controllable-pitch propeller.[1][2]
O-360-A2E
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A2D but it is equipped with an AN-type fuel pump drive.[1][2]
O-360-A2F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1F except has that it has no provisions for a controllable-pitch propeller.[1][2]
O-360-A2G
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G but it has no provision for a controllable-pitch propeller.[1][2]
O-360-A2H
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1H except does not have propeller governor drive installed.[1][2]
O-360-A3A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A2A except that it has six special length bushings in propeller flange.[1][2]
O-360-A3AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A3A except that it is equipped with a Bendix D4LN-2021 dual magneto instead of Bendix S4LN-21 and S4LN-20 magnetos.[1][2]
O-360-A3D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A2D except that it has special long propeller attaching bushings for use with Sensenich fixed-pitch propellers.[1][2]
O-360-A4A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A3A except has stiffer crankshaft.[1][2]
O-360-A4AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4A except is equipped with a Bendix D4LN-2021 impulse coupling dual magneto instead of two single magnetos.[1][2]
O-360-A4D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4A except that it has a Bendix S4LN-200 retard breaker and S4LN-204 magnetos.[1][2]
O-360-A4G
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A2G except that it has a stiffer crankshaft and solid main bearing journals.[1][2]
O-360-A4J
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4G except that it has different magnetos.[1][2]
O-360-A4K
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4J except that it has Slick 4051 and 4050 magnetos instead of Bendix S4LN-21 and S4LN-204 magnetos.[1][2]
O-360-A4M
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4A but with Slick 4051 and 4050 magnetos instead of Bendix S4LN-21 and S4LN-204 magnetos.[1][2]
O-360-A4N
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4M except that it has a non-machined propeller governor pad on left front of crankcase.[1][2]
O-360-A4P
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4M except that it has short propeller flange bushings.[1][2]
O-360-A5AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4AD except that it has six standard length propeller flange bushings instead of six special length bushings.[1][2]
O-360-B1A
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the A1A except that it has a lower compression ratio and power rating.[1]
O-360-B1B
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the B1A except has Bendix 200 series magnetos.[1]
O-360-B2A
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the B1A except has no provisions for controllable-pitch propeller.[1]
O-360-B2B
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the B1B except that it has no provisions for controllable-pitch propeller.[1]
O-360-B2C
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the B2A except that it has heavier IO-360-A crankshaft and rods.[1]
O-360-C1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A except that it has its crankcase machined for conical rubber mount bushings in place of dynafocal mountings.[1][2]
O-360-C1C
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1A except with Bendix 200 series magnetos.[1][2]
O-360-C1E
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1A except that it is equipped with Slick 4051 and 4050 magnetos instead of Bendix S4LN-21 and S4LN-204 magnetos.[1][2]
O-360-C1F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G except that it has Slick 4050 and 4051 magnetos and a rear-type engine mounting instead of dynafocal type mount.[1][2]
O-360-C1G
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1A except that the propeller governor drive is located on the left-front of the crankcase, the same as on the O-360-A1H.[1][2]
O-360-C2A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1A except that it has no provision for controllable-pitch propeller.[1][2]
O-360-C2B
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C2A except that it has a rear-mounted Bendix carburetor.[1][2]
O-360-C2C
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C2A except that it has Bendix 200 series magnetos.[1][2]
O-360-C2D
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C2B except has Bendix 200 series magnetos. First certified.[1][2]
O-360-C2E
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C2A except that it is equipped with Slick 4051 and 4050 magnetos instead of Bendix S4LN-21 and S4LN-20 magnetos.[1][2]
O-360-C4F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1F except has a solid crankshaft and no provision for a prop governor.[1][2]
O-360-C4P
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A4M except has short propeller flange bushings and conical engine mounts.[1][2]
O-360-D1A
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the B1A except that it has a crankcase machined for conical rubber mount bushings in place of dynafocal mountings.[1]
O-360-D2A
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the B2A except that it has a crankcase machined for conical rubber mount bushings in place of dynafocal mountings.[1]
O-360-D2B
168 hp (125 kW) at 2700 rpm, Minimum fuel grade 80/87 avgas, compression ratio 7.20:1. Same as the D2A except has Bendix 200 series magnetos.[1]
O-360-E1AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the A1A except that it has a crankcase with an integral accessory section, front-mounted fuel pump, external mounted oil pump, automatic valve tappets and rocker arms and also a dual magneto.[1]
O-360-E1A6D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. same as the E1AD except that it is equipped with one 6.3 order and one 8th order counterweight.[1]
O-360-E2AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E1AD except without provision for controllable-pitch propeller.[1]
O-360-E1BD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E1AD except with Bendix D4RN-2200 retard breaker magnetos in place of the Bendix D4RN-2021 impulse coupling magneto.[1]
O-360-E2BD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E1BD except without provision for controllable-pitch propeller.[1]
O-360-F1A6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G6 except that it has two Slick 4191 magnetos, a propeller governor drive on the crankcase left front and oil sump designed for retracted nose wheel clearance.[1][2]
O-360-G1A6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the F1A6 except that it has a machined pad on the right front of the crankcase for installation equipment.[1][2]
Robinson R22 Beta II with Lycoming O-360-J2A engine.
O-360-J2A
145 hp (108 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C1C except has O-320-B2C prop flange bushings, lightweight cylinders and lower power rating for helicopter use.[1][2] This engine is used in the Robinson R22 helicopter.

HO-360

HO-360-A1A
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1D but with dynafocal mounts and a different series Marvel carburetor.[1][2]
HO-360-B1A
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as C2D but with a different cam shaft.[1][2]
HO-360-B1B
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1A but with Bendix 200 series retard breaker magnetos.[1][2]
HO-360-C1A
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the C2D except that it uses an HA-6 carburetor in place of the PSH-5HD carburetor.[1][2]

LO-360

The Piper PA-44 Seminole is fitted with one LO-360-E1A6D or one LO-360-A1H6 on the right wing along with one O-360-E1A6D or O-360-A1H6 on the left wing to eliminate the critical engine on this twin.
LO-360-A1G6D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1G6D except that it has counter-clockwise (reverse) rotation.[1][2]
LO-360-A1H6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1H except that it has counter-clockwise (reverse) rotation.[1][2]
LO-360-E1AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E1AD except has counter-clockwise (reverse) rotation.[1]
LO-360-E1A6D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E1A6D except has counter-clockwise (reverse) rotation.[1]
LO-360-E2AD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E2AD except has counter-clockwise (reverse) rotation.[1]
LO-360-E1BD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E1BD except has counter-clockwise (reverse) rotation.[1]
LO-360-E2BD
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 9.00:1. Similar to the E2AD except has counter-clockwise (reverse) rotation.[1]

TO-360

TO-360-A1A6D
200 hp (149 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Turbosupercharger: Rajay 301E10-2. Base model, a four-cylinder air-cooled, horizontally opposed, direct drive, carbureted, turbocharged engine with oil jets internal piston cooling.[3]
TO-360-C1A6D
210 hp (157 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 7.30:1. Turbosupercharger: Rajay 301E10-2. Same as the TO-360-A1A6D but with the power output increased, lower compression ratio and carburetor located after the turbocharger instead of before the turbocharger.[3]
TO-360-E1A6D
180 hp (134 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Turbosupercharger: AiResearch TA04. Same as the 0-360-E1A6D but with an AiResearch TA402 turbocharger, 8.0:1 compression ratio pistons, piston cooling oil jets and a high pressure fuel pump.[3]
TO-360-F1A6D
210 hp (157 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 7.30:1. Turbosupercharger: Rajay 301E10-2. Same as the TO-360-C1A6D but with rear type mounting (long type 1.12 inch conical mount).[3]

LTO-360

LTO-360-A1A6D
200 hp (149 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Turbosupercharger: Rajay 301E10-2. Same as the TO-360-A1A6D But with counter-clockwise (reverse) rotation.[3]
LTO-360-E1A6D
180 hp (134 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Turbosupercharger: AiResearch TA04. Same as the TO-360-E1A6D But with counter-clockwise (reverse) rotation.[3]

IO-360

The Van's Aircraft RV-8 homebuilt aircraft is often fitted with a 200 hp IO-360 engine.
The largest engine that is normally fitted to the Thorp T-18 homebuilt aircraft is the 200 hp IO-360 engine.
IO-360-A1A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. The base fuel-injected model, a four-cylinder air-cooled, horizontally opposed, direct-drive, fuel-injected, tuned induction engine with oil jet internal piston cooling. It includes provision for single-action controllable-pitch propeller.[4]
IO-360-A1B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A but with impulse coupling magnetos.[4]
IO-360-A1B6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B but with a crankshaft that has one 6.3 order and one 8th order counterweights.[4]
IO-360-A1B6D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B6 but with Bendix Series impulse coupling dual magnetos instead of two S-1200 Series magnetos.[4]
IO-360-A1C
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A but with Bendix S-1200 series high altitude magnetos.[4]
IO-360-A1D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B but with one S-20 series impulse coupling and one S-200 series magnetos in place of the two S-1200 series magnetos.[4]
IO-360-A1D6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B but with a propeller governor drive located on left front of crankcase in place of on the accessory housing. Incorporates crankshaft equipped with one 6.3 order and one 8th order counterweights.[4]
IO-360-A1D6D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1D6 but with a Bendix D4LN-3021 dual magneto.[4]
IO-360-A2A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A but with a modified crankshaft to accept a fixed-pitch propeller.[4]
IO-360-A2B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A2A but with impulse coupling magnetos.[4]
IO-360-A2C
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A2A but with Bendix S-1200 series high altitude magnetos.[4]
IO-360-A3B6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B6D but with the propeller locating bushings rotated 120° clockwise.[4]
IO-360-A3B6D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B6D but with the propeller locating bushings rotated 120° clockwise.[4]
IO-360-A3D6D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1D6D but with the propeller locating bushings rotated 120° clockwise.[4]
IO-360-B1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the A1A but with a Simmonds Type 530 fuel injector and without a tuned induction system.[2][4]
IO-360-B1B
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1A but with a Bendix RSA-5AD1 injector. Fuel pressure limit at inlet to diaphragm pump.[2][4]
IO-360-B1C
177 hp (132 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the HIO-360-B1B externally but with a crankcase machined for No. 1 Dynafocal mounts.[2][4]
IO-360-B1D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1B but with an AN fuel pump drive. Fuel pressure to diaphragm pump does not apply.[2][4]
IO-360-B1E
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1B except the oil sumps, induction manifolding and alternate magnetos.[2][4]
IO-360-B1F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1B but with Bendix S 1200 series high altitude magnetos.[2][4]
IO-360-B1F6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1F but with a crankshaft that has one 6.3 and one 8th order counterweights.[2][4]
IO-360-B1G6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1E but with a front-mounted governor, provision for bed mounting and a counterweighted crankshaft.[2][4]
IO-360-B2E
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1F but without provisions for a controllable-pitch propeller.[2][4]
IO-360-B2F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1F but with different front crankshaft oil plug, for fixed-pitch propeller.[2][4]
IO-360-B2F6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B2F but with a crankshaft with one 6.3 and one 8th order counterweights.[2][4]
IO-360-B4A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1B but has different magnetos and a stiffer crankshaft and solid main bearing journals.[2][4]
IO-360-C1A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A but with a rear-mounted injector.[4]
IO-360-C1B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1A but with Bendix 1200 series magnetos.[4]
IO-360-C1C
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1B but with a 14-degree fuel injector inlet adapter and an impulse coupling Bendix S4LN-1227 magneto.[4]
IO-360-C1C6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1C but with a crankshaft with one 6.3 order and one 8th order counterweights.[4]
IO-360-C1D6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1B but with an impulse coupled magneto and a crankshaft equipped with one 6.3 order and one 8th order counterweights.[4]
IO-360-C1E6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1C but with different magnetos. This model also has a propeller governor drive on the left front of its crankcase and has a crankshaft equipped with one 6.3 order and one 8th order counterweight.[4]
IO-360-C1E6D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1E6 but with a Bendix D4LN-2021 impulse coupling dual magneto.[4]
IO-360-C1F
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1C but with an AN fuel pump and fuel pump drive.[4]
IO-360-C1G6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1D but with two retard magnetos instead of impulse magnetos, a non-machined front governor pad and provision for front bed mounting.[4]
IO-360-D1A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the C1B but with Dynafocal mounts.[4]
IO-360-E1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1E but with a retard magneto in place of an impulse coupling type and has Type 2, eighteen degree Dynafocal mounting brackets instead of Type 1, thirty degree brackets.[2][4]
IO-360-F1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.50:1. Same as the B2F but with a crankshaft with one 6.3 and one 8th order counterweights.[4]
IO-360-J1AD
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B but with Bendix D4LN-2021 dual magneto and provisions for a rear type engine mounting.[4]
IO-360-J1A6D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the J1AD except crankshaft incorporates one 6.3 order and one 8th order counterweights.[4]
IO-360-K2A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A2A except equipped with Bendix S4LN-21-20 magnetos and has provisions for straight conical mounts.[4]
IO-360-L2A
160 hp (119 kW) at 2400 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B2F but with a lower power rating.[2][4] Used in the Cessna 172R.
IO-360-M1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the B1E but with a front inlet fuel injector, propeller governor on front of the crankcase and a retard magneto.[2][4]
IO-360-M1B
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the M1A but with a rear-mounted propeller governor and impulse magneto.[2][4]

LIO-360

LIO-360-C1E6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-C1E6 except that it has counter-clockwise (reverse) rotation for use on twin-engined aircraft.[4]

AIO-360

AIO-360-A1A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1A but set up for operation in an inverted position. Differences include a front-mounted propeller governor, two dry oil sumps, dual external oil scavenge pumps, an oil tank, three options of position for fuel injector mounting and provisions for a constant speed propeller.[4]
AIO-360-A1B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A except it uses an impulse coupling magneto.[4]
AIO-360-A2A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A but uses a fixed-pitch propeller.[4]
AIO-360-A2B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1A but has one impulse coupling magneto and provision for a fixed-pitch propeller.[4]
AIO-360-B1B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the A1B except with a front-mounted fuel injector.[4]

AEIO-360

AEIO-360-A1A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1A but it is equipped with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-A1B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1B but it is equipped with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-A1B6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1B6 but it is equipped with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-A1C
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1C but it is equipped with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-A1D
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1D but it is equipped with an inverted oil system kit for aerobatic flight.[4]
The Aerotek-built Pitts Special S-1T is equipped with a Lycoming AEIO-360-A1E.
AEIO-360-A1E
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the AEIO-360-A1A but with the propeller governor drive on left front of crankcase and Bendix S4LN-21/-20 magnetos.[4]
AEIO-360-A1E6
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as AEIO-360-A1E but the crankshaft has one 6.3 order and one 8th order counterweights[4]
AEIO-360-A2A
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A2A but with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-A2B
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A2B but with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-A2C
200 hp (149 kW) at 2700 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A2C but with an inverted oil system kit for aerobatic flight.[4]
AEIO-360-B1B
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B1B but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-B1D
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B1D but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-B1F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B1F but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-B1F6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B1F6 but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-B1G6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the AEIO-360-B1F6 except equipped with Slick 4051 and 4050 magnetos.[2][4]
AEIO-360-B2F
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B2F but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-B2F6
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B2F6 but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-B1H
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as AEIO-360-H1B except has Dynafocal mounting.[2][4]
AEIO-360-B4A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the IO-360-B4B but with an inverted oil system kit for aerobatic flight.[2][4]
AEIO-360-H1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the AEIO-360-B1G6 but without counterweights and has provision for commercial (straight) engine mount.[2][4]
AEIO-360-H1B
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the AEIO-360-H1A but with the propeller governor drive on left front of crankcase.[2][4]

HIO-360

The Enstrom F-28F is equipped with a Lycoming HIO-360-F1AD engine.
HIO-360-A1A
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1A except that it has a Bendix RSA-5AB1 fuel injector, Bendix S4LN-200 magnetos and lacks provision for propeller governor drive.[4]
HIO-360-A1B
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the HIO-360-A1A but with conical mounts, no AMC unit on the fuel injector and a 90° fuel injector mount.[4]
HIO-360-B1A
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the HIO-360-A1A except for the compression ratio and does not have tuned induction.[2][4]
HIO-360-B1B
180 hp (134 kW) at 2900 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.50:1. Same as the HIO-360-B1A except has an AN fuel pump drive.[2][4]
HIO-360-C1A
205 hp (153 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the IO-360-A1A except it has a rear-mounted fuel injector.[4]
HIO-360-C1B
205 hp (153 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the HIO-360-C1A except it incorporates Bendix S-1200 series magnetos.[4]
HIO-360-D1A
190 hp (142 kW) at 3200 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 10:1. Same as the HIO-360-C1A except incorporates narrow crankpin crankshaft and different fuel injector.[4]
HIO-360-E1AD
190 hp (142 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Same as the HIO-360-C1A except with a lower compression ratio piston, equipped with dual magneto and incorporates features suitable for turbocharging. When equipped with the Enstrom Helicopter Corporation turbocharger Kit Number SK-28-121000 or equivalent, these engines are capable of delivering 205 hp (153 kW) at 3000 rpm and a manifold pressure of 36.5 inches Hg absolute.[4]
HIO-360-E1BD
190 hp (142 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Same as the HIO-360-E1AD but with a Bendix D4LN-2200 (retard breaker) dual magneto. Eligible for turbosupercharging. When equipped with the Enstrom Helicopter Corporation turbocharger Kit Number SK-28-121000 or equivalent, these engines are capable of delivering 205 hp (153 kW) at 3000 rpm and a manifold pressure of 36.5 inches Hg absolute.[4]
HIO-360-F1AD
190 hp (142 kW) at 3050 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Same as the HIO-360-E1AD but with a large crankshaft, high crush thin wall bearings and a large base circle camshaft. Eligible for turbosupercharging. When equipped with modified Enstrom turbocharger Kit No. SK-28-121000, this engine is capable of delivering 225 hp (168 kW) at 3050 rpm at a manifold pressure of 39 inches Hg to a critical altitude of 12,000 ft (3,658 m).[4]
HIO-360-G1A
180 hp (134 kW) at 2700 rpm, Minimum fuel grade 91/96 avgas, compression ratio 8.00:1. Same as the HO-360-C1A but with PAC RSA-5AD1 fuel injection system[2][4]

LHIO-360

The Silvercraft SH-4 was equipped with an LHIO-360-C1A engine[5]
LHIO-360-C1A
205 hp (153 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the HIO-360-C1A but with counter-clockwise (reverse) rotation.[4]
LHIO-360-C1B
205 hp (153 kW) at 2900 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.70:1. Same as the HIO-360-C1B except with counter-clockwise (reverse) rotation.[4]
LHIO-360-F1AD
190 hp (142 kW) at 3050 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 8.00:1. Same as the HIO-360-F1AD but with counter-clockwise (reverse) rotation. Eligible for turbosupercharging. When equipped with modified Enstrom turbocharger Kit No. SK-28-121000, this engine is capable of delivering 225 hp (168 kW) at 3050 rpm at a manifold pressure of 39 inches Hg to a critical altitude of 12,000 ft (3,658 m).[4]

TIO-360

TIO-360-A1A
200 hp (149 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 7.30:1. Turbosupercharger: Bendix RSA-5AD1. Base TIO-360 model: a four-cylinder air-cooled, horizontally opposed direct drive, fuel-injected, tuned induction, turbocharged engine with internal piston cooling oil jets.[6]
TIO-360-A1B
200 hp (149 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 7.30:1. Turbosupercharger: AiResearch T04. Same as the A1A except that it has a straight tubular casting in the induction system and no pressure differential door on 14° down fuel injector adapter.[6]
TIO-360-A3B6
200 hp (149 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 7.30:1. Turbosupercharger: AiResearch T04. Same as the A1B but with one 6.3 order and one 8th order counterweights and a pressurized ignition system for high altitude operation.[6]
TIO-360-C1A6D
210 hp (157 kW) at 2575 rpm, Minimum fuel grade 100 or 100LL avgas, compression ratio 7.30:1. Turbosupercharger: Rotomaster 3BT1EE10J2. Same as the T0-360-C1A6D except for a Bendix RSA-5AD1 fuel injector instead of Marvel-Schebler HA-6 carburetor.[6]

See also

References

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 1.20 1.21 1.22 1.23 1.24 1.25 1.26 1.27 1.28 1.29 1.30 1.31 1.32 1.33 1.34 1.35 1.36 1.37 1.38 1.39 1.40 1.41 1.42 1.43 1.44 1.45 1.46 1.47 1.48 1.49 1.50 1.51 1.52 1.53 1.54 1.55 1.56 1.57 1.58 1.59 1.60 1.61 1.62 1.63 1.64 1.65 1.66 1.67 1.68 1.69 1.70 1.71 Federal Aviation Administration (December 2003). "TYPE CERTIFICATE DATA SHEET NO. E-286 Revision 19". Retrieved 2009-01-17.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 2.12 2.13 2.14 2.15 2.16 2.17 2.18 2.19 2.20 2.21 2.22 2.23 2.24 2.25 2.26 2.27 2.28 2.29 2.30 2.31 2.32 2.33 2.34 2.35 2.36 2.37 2.38 2.39 2.40 2.41 2.42 2.43 2.44 2.45 2.46 2.47 2.48 2.49 2.50 2.51 2.52 2.53 2.54 2.55 2.56 2.57 2.58 2.59 2.60 2.61 2.62 2.63 2.64 2.65 2.66 2.67 2.68 2.69 2.70 2.71 2.72 2.73 2.74 2.75 2.76 2.77 2.78 2.79 2.80 2.81 2.82 2.83 Lycoming (2010). "Lycoming Service Instruction 1070Q" (PDF). Retrieved 3 November 2011.
  3. 3.0 3.1 3.2 3.3 3.4 3.5 Federal Aviation Administration (March 1986). "TYPE CERTIFICATE DATA SHEET NO. E26EA Revision 4". Retrieved 2009-01-18.
  4. 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 4.10 4.11 4.12 4.13 4.14 4.15 4.16 4.17 4.18 4.19 4.20 4.21 4.22 4.23 4.24 4.25 4.26 4.27 4.28 4.29 4.30 4.31 4.32 4.33 4.34 4.35 4.36 4.37 4.38 4.39 4.40 4.41 4.42 4.43 4.44 4.45 4.46 4.47 4.48 4.49 4.50 4.51 4.52 4.53 4.54 4.55 4.56 4.57 4.58 4.59 4.60 4.61 4.62 4.63 4.64 4.65 4.66 4.67 4.68 4.69 4.70 4.71 4.72 4.73 4.74 4.75 4.76 4.77 4.78 4.79 4.80 4.81 4.82 4.83 4.84 Federal Aviation Administration (24 May 2012). "TYPE CERTIFICATE DATA SHEET NO. 1E10 Revision 24" (PDF). Retrieved 8 February 2-15. Check date values in: |accessdate= (help)
  5. Federal Aviation Administration (February 2007). "Docket No. FAA-2006-25948; Directorate Identifier 2006-NE-32-AD; Amendment 39-14951; AD 2007-04-19". Retrieved 2009-03-09.
  6. 6.0 6.1 6.2 6.3 Federal Aviation Administration (March 1986). "TYPE CERTIFICATE DATA SHEET NO. E16EA Revision 5". Retrieved 2009-01-18.