Honda

HPD ARX-03

The HPD ARX-03a, ARX-03b, and ARX-03c are Le Mans Prototypes race cars developed by Honda Performance Development in 2012. The 03a model utilizes a Honda V8 engine for use in the LMP1 category, while the 03b uses a turbocharged V6 engine for the LMP2 category. Three teams have already announced their use of the ARX-03 in the FIA World Endurance Championship and the American Le Mans Series, as well as at the 24 Hours of Le Mans. Muscle Milk Pickett Racing have purchased an 03a for use in the American Le Mans Series, joined by two 03bs for Level 5 Motorsports. In the 2012 FIA World Endurance Championship, Strakka Racing and JRM Racing campaigned a single 03a each, joined by a single-car 03b entry by Starworks Motorsport in LMP2.

Text from Wikipedia (CC BY-SA 4.0).

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Racing history

=== 2012 === The HPD ARX-03 made its racing debut at the 2012 12 Hours of Sebring. The race would be the opening round of both the American Le Mans Series and the brand new FIA World Endurance Championship seasons. Muscle Milk Pickett Racing campaign a brand new ARX-03a LMP1 car, while Level 5 Motorsports campaigned two LMP2 ARX-03bs in the American Le Mans Series. After some bad luck with a fueling hose at Sebring, the Muscle Milk team went on to win the next five races in a row as well as another win at Virginia International Raceway. At the seasons final race, Petit Le Mans, Lucas Luhr was hit by a GTC class Porsche. Despite repairs needed during the race, the team was able to complete 70% of the race in order to win points. Muscle Milk Pickett Racing won both the LMP1 drivers and team championships with just 5 points over their main rivals, Dyson Racing. The Level 5 Motorsports team took first in class at the Mobil 1 12 Hours of Sebring and went on to win 7 of the next 9 races, losing only at Mosport and Road America to their main rivals, Conquest Endurance. The team was able to secure the LMP2 Teams' Championship and Drivers' Championships. Strakka Racing, JRM and Starworks Motorsport would contest the first series of the brand new FIA World Endurance Championship. The Starworks team would claim three class victories including the season opening 12 Hours of Sebring and the 24 Hours of Le Mans and claim the LMP2 trophy with their HPD ARX-03b. Strakka Racing and JRM, competing with ARX-03a's, would finish second and third in the LMP1 Privateer Trophy behind the Swiss Rebellion Racing squad with Strakka racing claiming just one class victory. 2013. Muscle Milk Pickett Racing would continue with the HPD ARX-03a for the first three rounds of the 2013 ALMS season before

Competition history

=== Complete American Le Mans Series results === (key) Races in bold indicates pole position. Races in italics indicates fastest lap. Complete United SportsCar Championship results. (key) Races in bold indicates pole position. Races in italics indicates fastest lap. * Points were scored with the ARX-04b

Sections adapted from Wikipedia (CC BY-SA 4.0); text is shortened. Read the full article for the complete history and citations.

Specifications

Measured facts from Wikidata (CC0). Check the linked sources for citations.

More photos

Sources

Wikidata — https://www.wikidata.org/wiki/Q644676CC0 1.0 · retrieved 2026-10-01
Wikipedia — https://en.wikipedia.org/wiki/HPD_ARX-03CC BY-SA 4.0 · Text © Wikipedia contributors; revision 1363967109 · retrieved 2026-10-01
Wikimedia Commons — https://commons.wikimedia.org/wiki/File:HPD_ARX-03b_Honda_Starworks_Motorsport.jpgCC BY 2.0 · Photo: David Merrett from Daventry, England · retrieved 2026-10-01
Car Model Index — https://models.autoculturesociety.com/Compiled record. Sources that do not permit reuse are not copied; this index is credited instead.