The Chevrolet Indy V6 engine is a 2.2-liter, twin-turbocharged, V6 racing engine, developed and produced by Chevrolet in partnership with Ilmor Engineering for the IndyCar Series. Chevrolet has been a highly successful IndyCar Series engine supplier, scoring 100 IndyCar wins, 35 pole positions, 7 IndyCar Series driver's titles and 7 IndyCar Series manufacturer's titles. On November 12, 2010, Chevrolet confirmed their return to the IndyCar Series 2012 season after 6-year absence. As of 2026, they supply engines to A. J. Foyt Enterprises, Arrow McLaren, Ed Carpenter Racing, Juncos Hollinger Racing, and Team Penske teams.
Specifications Engine type: Chevrolet V6 - twin-turbocharged Capacity: HP rating (speedway / 1.5-mile oval / road-street course): / / Max. RPM/Rev limiter: 12,000 rpm; 12,200 rpm overtake Weight: 248 lbs. (112.5 kg) Oil system: Dry-sump lubrication Turbocharger: Twin - BorgWarner EFR7163 Turbocharger boost levels (speedway / 1.5-mile oval / road-street course / push-to-pass): / / / Camshafts: Double-overhead camshafts Valve actuation: Finger-follower Valve springs: Wire-type Cylinder head: 4 valves (titanium) per cylinder Fuel injection: Astemo/Bosch 6x direct in-cylinder fuel. Astemo/Bosch 6x high pressure port injectors Fuel: E85 Ethanol provided by Sunoco (2012–2018) and Speedway (2019–2022), E100 Renewable Ethanol provided by Shell V-Power Nitro+ (2023–present) Lubricants: Shell Helix Ultra or Pennzoil Ultra Platinum (Team Penske and rest of teams) and Lucas Oil (Arrow McLaren) Block & head material: Aluminum Crankshaft: Billet steel Con rods: Billet steel Pistons: Billet aluminum Intake systems: Single plenum - carbon-fiber Throttle systems: Electronic throttle control Electronic control unit: McLaren Electronics - TAG-400I Engine service life: 2,500–2,850 miles Gearbox: Sequential gearbox, paddle-shift Applications Dallara DW12
References
External links Chevrolet on IndyCar.com website Chevrolet Motorsport's Official Website Chevrolet IndyCar official website on chevrolet.com