Honda Indy V6
{{Infobox automobile engine
|name=Honda Indy V6 engine
|manufacturer={{flagicon|USA}}/{{flagicon|Japan}} HPD-AHM Co.
|production=2012–present
|configuration=V-6 engine, 90° cylinder angle
|displacement={{convert|2199|cc|L|1|abbr=on|order=flip}}
|bore= {{convert|95|mm|in|1|lk=on|abbr=on}}
|stroke={{convert|51.7|mm|in|0|lk=on|abbr=on}}
|block=Aluminum alloy
|head=Aluminum alloy
|valvetrain=24-valve, DOHC, four-valves per cylinder
|turbocharger=Twin-turbocharged
|power=550-750 hp (410-560 kW) @ 10,500-12,200 rpm (depending on variable turbo boost used at track){{Cite web|url=https://www.hondapartsonline.net/blog/honda-indycar-racing|title = Honda IndyCar Racing - A Look Inside a Tiny V6 That Makes 700+ Horsepower | Honda Parts Online}}
|torque=Approx. {{convert|410-502|Nm|ftlbf|0|lk=on|abbr=on}} @ 8000 rpm
|lubrication=Dry-sump
|weight={{Convert|248-250|lb|kg|0|lk=on|abbr=on}} excluding clutch, ECU, fluids, turbocharger
|fuelsystem=Direct-indirect fuel-injection combination
|management=MES TAG-400i
|fueltype=E85 Ethanol provided by Sunoco (2012–2018) and Speedway (2019–2022)
E100 Renewable Ethanol provided by Shell V-Power Nitro+ (2023–present)
|oilsystem=Dry sump
|predecessor=Honda Indy V8 (2003–2011)
|successor=
|similar=Chevrolet Indy V6
}}
The Honda Indy V6, officially called the Honda HI12TT/R,{{Cite web|url=https://honda.racing/indy-car-series/machines/car-specifications|title = Car Specifications | INDYCAR SERIES}} 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.{{Cite web|title=Honda IndyCar Racing - A Look Inside A Tiny V6 That Makes 700+ Horsepower {{!}} Honda Parts Online|url=https://www.hondapartsonline.net/blog/honda-indycar-racing|access-date=2021-10-18|website=www.hondapartsonline.net}}{{Cite web|title=Honda Motorsports|url=https://hpd.honda.com/Motorsports/Indycar|access-date=2021-10-18|website=hpd.honda.com|language=en}}{{Cite web|last=Silvestro|first=Brian|date=2019-06-19|title=How Modern IndyCars Make So Much Power From Such Tiny Engines|url=https://www.roadandtrack.com/motorsports/a28101616/indycar-engines-explained/|access-date=2021-10-18|website=Road & Track|language=en-US}}
Specifications
- Engine type: Honda V-6 - twin-turbocharged
- Capacity: {{convert|2200|cc|cuin|0|lk=on|abbr=on}}
- HP rating: {{convert|550-750|hp|kW|0|lk=on|abbr=on}} (depending on turbo boost pressure used at track){{Cite web|url=https://www.indycar.com/Fan-Info/INDYCAR-101/The-Car-Dallara/IndyCar-Series-Chassis-Specifications|title=NTT IndyCar Series Car Specifications|website=IndyCar.com|access-date=2020-12-05|archive-date=2020-07-25|archive-url=https://web.archive.org/web/20200725080159/https://www.indycar.com/Fan-Info/INDYCAR-101/The-Car-Dallara/IndyCar-Series-Chassis-Specifications|url-status=dead}}{{Cite web|url=https://honda.racing/indy-car-series/machines/car-specifications|title = Car Specifications | INDYCAR SERIES}}
- Max. RPM/Rev limiter: 12,000 rpm; 12,200 rpm (overtake; push-to-pass)
- Weight: {{convert|248-250|lb|kg|0|lk=on|abbr=on}}
- Oil system: Dry-sump lubrication
- Turbocharger: Twin - BorgWarner EFR7163
- Turbocharger boost levels (speedway / 1.5-mile oval / road-street course / push-to-pass): {{convert|1.3|bar|psi|0|lk=on|abbr=on}} / {{convert|1.4|bar|psi|0|lk=on|abbr=on}} / {{convert|1.5-1.6|bar|psi|0|lk=on|abbr=on}} / {{convert|1.65|bar|psi|0|lk=on|abbr=on}}
- 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=
References
{{reflist}}
External links
- [http://hpd.honda.com Honda Performance Development official website]
- [http://www.indycar.com IndyCar Series official website]
{{Honda}}{{Honda automotive engine timeline (2000-present)}}