2003 Multimatic Daytona Prototype

August 2024 · 2 minute read

Ford looks forward to a future in endurance racing with their Focus Daytona Prototype. A collaboration with Multimatic and Ford Racing has resulted in a new Daytona Prototype scheduled to run in the 2003 Grand-Am season. Multimatic is a Canadian-based company that has large ties to Ford Racing, including a rich racing history including Mustangs.

The new partnership make Multimatic responsible for the development of the chassis, while Ford Racing will lend technical support for their modular-based V8 engine.

Ford Focus Daytona Prototypes will be run by an in-house team for the 2003 Grand-Am season, but Ford and Multimatic have made the chassis available for private sale.

Daytona Prototypes

For the 2003 season, the Grand American Road Racing Association has a new class for prototype racecars. Consisting of current Sports Racing Prototypes (SRPII) and new Daytona Prototypes, this class will represent the fastest cars in the 2003 season.

At the center of the Daytona Prototypes will be a normally aspired six or eight cylinder engine. The framework around the engine is limited to a steel or aluminum in a tubular frame or semi-monocoque setup. The engine must be unstressed. A minimum weight restriction is set from 1975 pounds to 2050 pounds based on engine displacement.

In Detail

submitted byRichard Owen
engineRobert Yates Racing, Ford MOD V8
positionMid Longitudinal
aspirationNatural
valvetrainDOHC, 4 Valves per Cyl w/Variable Inlet Geometry
displacement5000 cc / 305.1 in³
power372.9 kw / 500 bhp
specific output100.0 bhp per litre
bhp/weight510.73 bhp per tonne
torque542.33 nm / 400 ft lbs
body / frameCarbon Composite
driven wheelsRWD
wheel typeBBS – 3 piece
front brakesAP Racing CP6060 Discs w/CP4260 Calipers
f brake sizemm / in
rear brakesAP Racing CP6060 Discs w/CP4260 Calipers
r brake sizemm / in
front wheelsF 45.7 x 31.8 cm / 18 x 12.5 in
rear wheelsR 45.7 x 33.0 cm / 18 x 13 in
steeringJack Knight Rack & Pinion
f suspensionInboard Adj Spring/Damper Units, Blade-Type Anti-Roll Bar
r suspensionInboard Adj Spring/Damper Units, Blade-Type Anti-Roll Bar
curb weight979 kg / 2159 lbs
wheelbase2790 mm / 109.8 in
front track1657 mm / 65.2 in
rear track1653 mm / 65.1 in
transmissionEMCO GA45-5 speed sequential
gear ratios:1

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