Honda Indy V6

The Honda Indy V6, officially called the Honda HI12TT/R, is a 2.2-liter, twin-turbocharged, V-6 engine racing engine, developed and produced by HPD-AHM Co., which has been used in the IndyCar Series since 2012.

Specifications

 * Engine type: Honda V-6 - twin-turbocharged
 * Capacity: 2200 cc
 * HP rating: 550-750 hp (depending on turbo boost pressure used at track)
 * Max. RPM/Rev limiter: 12,000 rpm; 12,200 rpm (overtake; push-to-pass)
 * Weight: 248-250 lb
 * Oil system: Dry-sump lubrication
 * Turbocharger: Twin - BorgWarner EFR7163
 * Turbocharger boost levels (speedway / 1.5-mile oval / road-street course / push-to-pass): 1.3 bar / 1.4 bar / 1.5-1.6 bar / 1.65 bar
 * Camshafts: Double-overhead camshafts
 * Valve actuation: Finger-follower
 * Valve springs: Wire-type
 * Cylinder head: 4 valves (titanium) per cylinder
 * Fuel injection: Keihin 6x direct in-cylinder fuel. Keihin 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)
 * 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 IR-12