Chevrolet Indy V6
Chevrolet Indy V6 | |
---|---|
Overview | |
Manufacturer | Ilmor-Chevrolet |
Production | 2012-present |
Combustion chamber | |
Configuration | V6 engine, 90° cylinder angle |
Displacement | 2,200 cc (2.2 L; 134.3 cu in) |
Cylinder bore | 95 mm (3.7 in) |
Cylinder block alloy | Aluminum alloy |
Cylinder head alloy | Aluminum alloy |
Valvetrain | 24-valve, DOHC, four-valves per cylinder |
Combustion | |
Turbocharger | Twin-turbocharged |
Fuel system | Direct fuel injection |
Management | MES TAG-400i |
Fuel type | E85 Ethanol provided by Sunoco |
Oil system | Dry sump |
Output | |
Power output | 550-700 hp (410-522 kW) depending on variable turbo boost used at track @ 10500-12200 rpm |
Torque output | Approx. 410 N·m (302 ft·lbf) @ 8000 rpm |
Dimensions | |
Dry weight | 248 lb (112 kg) excluding clutch, ECU, fluids, turbocharger |
Chronology | |
Predecessor | Chevrolet Indy V8 (2002-2005) |
The Chevrolet Indy V6 engine is a 2.2-litre Twin-turbocharged V6, developed and produced by Ilmor Engineering-Chevrolet for IndyCar Series. Chevrolet has been a highly-successful IndyCar Series engine supplier since 2012, scoring 33 IndyCar wins, 35 pole positions, 2 IndyCar Series driver's titles and 3 IndyCar Series manufacturer's titles. On November 12, 2010, Chevrolet confirmed their return to the IndyCar Series 2012 season after 6-year absence. They design, develop, and assemble the twin-turbo V6 Chevrolet IndyCar engine in partnership with Ilmor Engineering, and supply engines to A. J. Foyt Enterprises, Andretti Autosport, Dreyer & Reinbold Racing, Ed Carpenter Racing, Harding Racing, Juncos Racing, Lazier Partners Racing, and Team Penske teams.[1]
Specifications
- Engine type: Chevrolet V6 - twin-turbocharged
- Capacity: 2,200 cc (134 cu in)
- HP rating (speedway / 1.5-mile oval / road-street course): 575 hp / 625 hp / 675 hp
- Max RPM: 12000 rpm; 12200 rpm overtake
- Weight: 112.5 kg (248 pounds)
- Oil system: Dry sump lubrication
- Turbocharger: Twin - BorgWarner EFR7163
- Turbocharger boost levels (speedway / 1.5-mile oval / road-street course): 1.3 bar / 1.4 bar / 1.5 bar & 1.6 bar
- Camshafts: Double overhead camshafts
- Valve actuation: Finger follower
- Valve springs: Wire type
- Cylinder head: 4 valves (titanium) per cylinder
- Fuel injection: Hitachi/Bosch 6x direct in-cylinder fuel. Hitachi/Bosch 6x high pressure port injectors
- Fuel: Sunoco E85 (85% Ethanol, 15% racing gasoline)
- Lubricants: Shell Helix Ultra or Pennzoil Ultra Platinum (Team Penske)/Peak Motor Oil (other Chevrolet-powered teams)
- Block & head material: Aluminium
- Crankshaft: Billet steel
- Con rods: Billet steel
- Pistons: Billet aluminium
- Intake systems: Single plenum - carbon-fibre
- Throttle systems: Electronic throttle control
- Electronic control unit: McLaren Electronics - TAG-400I
- Engine service life: 2500-2850 miles
- Gear shift: Steering wheel mounted paddle shift
Applications
References
- ↑ Cavin, Curt (2010-10-12). "Chevrolet to return to IndyCar series in 2012". usatoday.com. Retrieved 2010-10-12.
External links
- Chevrolet on IndyCar.com website
- Chevrolet Motorsport's Official Website
- Chevrolet IndyCar official website on chevrolet.com