Honda R engine
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The Honda R series Inline Four Cylinder engine is new for the 2006 Honda Civic (Non-Si). It displaces 1.8L (1799cc), is Fuel injected, has an Aluminum-Alloy cylinder block and cylinder head, is a SOHC 16 valve design (4 valves per Cylinder), utilizes Honda's i-VTEC system, and produces 140 HP@6300RPM and 128 lb.-ft.@4300 RPM SAE net. (Torque), with the redline at 6800 RPM. The R series is undersquare with a bore and stroke (mm) of 81 x 87.3 (Stroke ratio of 0.93) ; it has a Compression ratio of 10.5:1, features a "Drive by wire" throttle system, and is quite economical, with its CARB ULEV-2 (Ultra Low Emissions Vehicle) rating, and 30/40 City/Highway MPG. It also uses the same computer (ECU) controlled direct ignition as the Honda K-series engines; it has no distributor. The R Series engine is new, and thus relatively little technical information has circulated so far. Although, the OEM service manual is due to arrive soon at HELM INC. The following picture is the engine assembly with the new compact 5 speed automatic transmission assembly to the right of it.
[edit] External links
- Technical article on the Honda R-series R18A1
- Honda's New R18A Engine (Temple of VTEC Asia)
- SOHC i-VTEC on the R18A (Temple of VTEC Asia)
- Dyno Results the new 8G Asian Civic 1.8S (Temple of VTEC Asia)
