Honda Indy V6

Honda Indy V6 engine
Overview
Manufacturer/ HPD-AHM Co.
Production2012–present
Layout
ConfigurationV-6 engine, 90° cylinder angle
Displacement2.2 L (2,199 cc)
Cylinder bore95 mm (3.7 in)
Piston stroke51.7 mm (2 in)
Cylinder block materialAluminum alloy
Cylinder head materialAluminum alloy
Valvetrain24-valve, DOHC, four-valves per cylinder
Combustion
TurbochargerTwin-turbocharged
Fuel systemDirect-indirect fuel-injection combination
ManagementMES TAG-400i
Fuel typeE85 Ethanol provided by Sunoco (2012–2018) and Speedway (2019–2022)
E100 Renewable Ethanol provided by Shell V-Power Nitro+ (2023–present)
Oil systemDry sump
Output
Power output550-750 hp (410-560 kW) @ 10,500-12,200 rpm (depending on variable turbo boost used at track)
Torque outputApprox. 410–502 N⋅m (302–370 ft⋅lbf) @ 8000 rpm
Dimensions
Dry weight248–250 lb (112–113 kg) excluding clutch, ECU, fluids, turbocharger
Chronology
PredecessorHonda Indy V8 (2003–2011)

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