L RA621H (Red Bull RB16B and AlphaTauri AT02) V8 Honda turbocharged Indy V8 - 90° DOHC 1986–2002 2.65 L HIR Indy V8 series - 90° DOHC 2003 3.5 L HI3R (Dallara IR-03) 2004 3.5 L HI4R (Dallara IR-03) 2004 3.0 L HI4R-A (Dallara IR-03) 2005 3.0 L HI5R (Dallara IR-03) 2006 3.0 L HI6R (Dallara IR-03) 2007 3.5 L HI7R (Dallara IR-05) 2008 3.5 L HI8R (Dallara IR-05) 2009 3.5 L HI9R (Dallara IR-05) 2010 3.5 L HI10R (Dallara IR-05) 2011 3.5 L HI11R (Dallara IR-05) Honda Formula 1 V8 - 90° DOHC 1968 3.0 L RA302E 2006 2.4 L RA806E 2007 2.4 L RA807E 2008 2.4 L RA808E LM-AR6 2007 3.4 L (Acura ARX-01) 2012 3.4 L (HPD ARX-03) LM-AR7 2009 4.0 L (Acura ARX-02) Honda HR-09E/HR-10EG - 90° DOHC 2009–2013 3.4 L HR-09E (Swift 017.n) 2010–2013 3.4 L HR-10EG (Honda HSV-010 GT) V10 Honda Formula 1 V10 - 72°-90° DOHC 1989 3.5 L RA109E (McLaren MP4/5) 1990 3.5 L RA100E (McLaren MP4/5B) 2000 3.0 L RA000E (BAR 002) 2001 3.0 L RA001E (BAR 003 and Jordan EJ11) 2002 3.0 L RA002E (BAR 004 and Jordan EJ12) 2003 3.0 L RA003E (BAR 005) 2004 3.0 L RA004E (BAR 006) 2005 3.0 L RA005E (BAR 007) V12 Honda Formula 1 V12 - 60°-75° DOHC 1964 1.5 L RA271E 1965 1.5 L RA272E 1966/1967 3.0 L RA273E 1967/1968 3.0 L RA273E 1968 3.0 L RA273E 1991 3.5 L RA121E 1992 3.5 L RA122E/B Motorcycle, ATV and watercraft 1-cylinder 2-cylinder Honda MC51E (CBR250RR) Production 2017–Present Engine 249 cm3 liquid-cooled, DOHC 8-valve (4 valve per-cylinder), Inline-Twin Cylinder, 4 Stroke. Bore x Stroke 62.0×41.3 mm Compression Ratio 11.5 : 1 Induction type Programmed Fuel-Injection (PGM-Fi) Power 38.7 PS @ 12.500 rpm Features : Throttle by Wire, Riding Mode., Starter Electric Only Honda CX500 Engine Type 498cc liquid-cooled two-cylinder "Flying V-Twin" four-stroke Bore and Stroke 78.0 mm x 52.0 mm Compression Ratio 10.0:1 Valve Train OHV Cam-in-block; four-valve-per-cylinder Carburetion Twin Keihin 40.0 mm butterfly with manual choke Ignition Triple-wound stator, low speed, high speed, and charging, transistor ignition Starter Electric only Honda CB500 Engine Type 499cc liquid-cooled two-cylinder "Parallel-twin" four-stroke Bore & Stroke 73 mm × 59.5 mm Compression Ratio 10.5:1 Valve Train DOHC chain-driven four-valve-per-cylinder Carburetion Two 34mm Keihin flat-slide VPs carburetors with manual choke Ignition Dual-coil CDI Starter Electric only V4-cylinder Honda VFR800(A) (RC46) (2002–2009) Engine Type 781cc liquid-cooled four-stroke 90-degree DOHC V4