2003 Honda Indy V-8 Engine

2/26/2003 6:53:56 PM

2003 Honda Indy V-8 Engine

HI3R Series

  • Honda's engine for the 2003 IRL IndyCar Series is designated the HI3R Series Indy V-8. This engine is a completely new design developed in partnership with Ilmor Engineering.
  • The HI3R is Honda's first normally aspirated IndyCar racing engine, intended for competition in the Indianapolis 500 and the IRL IndyCar Series.
  • Prior to entering the IRL, Honda previously took part in the Championship Auto Racing Teams series from 1994-2002, where the company won four CART Manufacturers' Championships (1996, 1998, 1999 and 2001) and six consecutive drivers' titles (1996-2001).
  • Teams and drivers utilizing the Honda HI3R engine in 2003 include Andretti Green Racing with Michael Andretti, Dario Franchitti and Tony Kanaan; Super Aguri Fernandez Racing with Atlantic graduate Roger Yasukawa; and Team Rahal with former IRL series champion and Indy 500 race winner Kenny Brack.


Engine Type

Normally aspirated, fuel-injected, aluminum alloy block V-8


3.5 liters (213.6 cubic inches)


650+ horsepower at 10,300 rpm
(IRL mandated rev limit)

Valve Train

Dual overhead camshaft, four valves per cylinder


Alloy steel, five main bearing caps


Forged aluminum alloy

Connecting Rods

Machined alloy steel

Engine Management

Motorola / Zytek

Ignition System

Motorola / Zytek


Dry sump


Single water pump