The Chevrolet Indy V6 engine is a 2.2-liter,

twin-turbocharged Twin-turbo (not to be confused with a twincharger setup, which is a combination of a supercharger and a turbocharger) refers to an engine in which two turbochargers work in tandem to compress the intake fuel/air mixture (or intake air, in the case ...

, V-6

racing In sport, racing is a competition of speed, in which competitors try to complete a given task in the shortest amount of time. Typically this involves traversing some distance, but it can be any other task involving speed to reach a specific goa ...

engine An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power gen ...

, developed and produced by

Ilmor Engineering Ilmor is a British independent high-performance motor racing engineering company. It was founded by Mario Illien and Paul Morgan in November 1983. With manufacturing based in Brixworth, Northamptonshire, and maintenance offices in Plymouth, Mic ...

Chevrolet Chevrolet ( ), colloquially referred to as Chevy and formally the Chevrolet Motor Division of General Motors Company, is an American automobile division of the American manufacturer General Motors (GM). Louis Chevrolet (1878–1941) and ous ...

for the

IndyCar Series The IndyCar Series, currently known as the NTT IndyCar Series under sponsorship, is the highest class of regional North American open-wheel single-seater formula racing cars in the United States, which has been conducted under the auspices of ...

. Chevrolet has been a highly successful

engine supplier since

2012 File:2012 Events Collage V3.png, From left, clockwise: The passenger cruise ship Costa Concordia lies capsized after the Costa Concordia disaster; Damage to Casino Pier in Seaside Heights, New Jersey as a result of Hurricane Sandy; People gather ...

, 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

2012 season after 6-year absence. They design, develop, and assemble the twin-turbo V6 Chevrolet IndyCar engine in partnership with

, and supply engines to

A. J. Foyt Enterprises A. J. Foyt Racing, officially and historically known as A. J. Foyt Enterprises, is an American racing team in the IndyCar Series and formerly NASCAR. It is owned by four-time Indianapolis 500 winner, 1972 Daytona 500 winner, 1967 24 Hours of Le ...

Dreyer & Reinbold Racing Dreyer & Reinbold Racing is an automotive racing organization that competes in the IndyCar Series and Nitro Rallycross. The team is owned by Indianapolis BMW, Infiniti, Volkswagen, Mini, and Subaru dealer Dennis Reinbold. Off the track, Dreyer ...

, Ed Carpenter Racing,

Harding Racing Harding Racing logo prior to partnership Andretti Harding Steinbrenner Autosport was an auto racing team that competed in the IndyCar Series. Founded as Harding Racing in 2017 by businessman Mike Harding, the team would form partnerships in 2019 ...

Juncos Racing Juncos Hollinger Racing, formerly Juncos Racing, is an Argentine-American racing team competing in the NTT IndyCar Series, Indy Lights and Indy Pro 2000 Championship series in the Road to Indy ladder for IndyCar. Owned by Ricardo Juncos, who form ...

Lazier Partners Racing Lazier Partners Racing was an American racing team in the IndyCar Series. The team is owned by former driver Bob Lazier, father of Buddy Lazier and Jaques Lazier, along with Corbet Krause, Chris Nielsen, Jason Peters, and others. History Initial ...

, and

Team Penske Team Penske (formerly Penske Racing) is an American professional auto racing organization, competing in the IndyCar Series, NTT IndyCar Series, NASCAR Cup Series, and the FIA World Endurance Championship. Debuting at the 1966 24 Hours of Daytona ...

teams.

Specifications

*Engine type: Chevrolet V-6 - twin-

turbocharged In an internal combustion engine, a turbocharger (often called a turbo) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake gas, forcing more air into the engine in order to pro ...

*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:

Hitachi () is a Japanese multinational corporation, multinational Conglomerate (company), conglomerate corporation headquartered in Chiyoda, Tokyo, Japan. It is the parent company of the Hitachi Group (''Hitachi Gurūpu'') and had formed part of the Ni ...

/ Bosch 6x direct in-cylinder fuel. Hitachi/Bosch 6x high pressure port injectors *Fuel:

Sunoco Sunoco LP is an American master limited partnership organized under Delaware state laws and headquartered in Dallas, Texas, that is a wholesale distributor of motor fuels. It distributes fuel to more than 5,500 Sunoco-branded gas stations, ...

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:

Aluminum Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. It has ...

*Crankshaft: Billet steel *Con rods: Billet steel *Pistons: Billet aluminum *Intake systems: Single plenum - carbon-fiber *Throttle systems:

Electronic throttle control Electronic throttle control (ETC) is an automobile technology which electronically "connects" the accelerator pedal to the throttle, replacing a mechanical linkage. A typical ETC system consists of three major components: (i) an accelerator ped ...

*Electronic control unit: McLaren Electronics - TAG-400I *Engine service life: 2,500–2,850 miles *Gearbox:

Sequential gearbox A sequential manual transmission, also known as a sequential gearbox, or a sequential transmission, is a type of non-synchronous manual transmission used mostly for motorcycles and racing cars. It produces faster shift times than traditional s ...

, paddle-shift

Applications

* Dallara IR-12

References

{{Reflist, 1

External links

Chevrolet on IndyCar.com website
Engines by model Chevrolet engines IndyCar Series V6 engines