View Single Post
  #66  
Old 03-23-2012, 09:56 PM
MCSL MCSL is offline
Officially Welcomed to the 'Fest
Location: Nor Cal
 
Join Date: Jan 2005
Posts: 2,352
Mein Auto: 330i
Dallara DW12 Specs

Chassis
Name: Dallara DW12
Length: 5012.3 mm/197.3 in
Width: 2011 mm/79.2 in
Height: 1127.9 mm/44.4 in
Track Width: 1940 mm/76.34 in maximum
Wheelbase: Between 2997.2 mm and 3073.4 mm/118 and 121 in, depending on use of original or weight distribution correction a-arms
Minimum Weight: 1565 lb
Weight Distribution: 43% front/57% rear (approx.)
Fuel Capacity: 18.5 gallons

Engine
Type: Single- or Twin-Turbocharged, four-cycle, four-valves-per-cylinder
Designations: Chevy IndyCar V6 (Chevrolet), HI12R (Honda), DC00 (Lotus)
Displacement: 2200cc/134.2 cubic in
Cylinders: 6 max.
Camshafts: 4 max.
Crankshaft: One-piece, no lower than 100 mm above the bottom of the chassis
Valves: 2 inlet, 2 exhaust (mechanically-operated, only. Variable valve timing not permitted)
RPM: 12,000 maximum
V Angle: 60 minimum, 90 maximum
Bore: 95 mm dia. maximum
Stroke: Unsupplied
Compression ratio: Unsupplied
Turbo Vendor: BorgWarner
Turbo Model Numbers: EFR9180 (single), EFR6758 (twin)
Turbo Weights: 8 to 8.71 kgs/17.6 to 19.2 lbs (single, depending on the turbine housing used), 4.91 to 5.1 kgs/10.8 to 11.2 lbs (twin, depending on the turbine housing used)
Turbo Boost: 22.47 psi
Wastegate: Maximum of two, electronic or pneumatic controlled, vendor chosen by each manufacturer
Ignition: Coil-based, vendor chosen by each manufacturer
Exhausts: As built and homologated by each manufacturer
Fuel injectors: Maximum of 2 per cylinder, vendor chosen by each manufacturer (Direct injection permitted)
Spark plugs: 1 per cylinder, vendor chosen by each manufacturer
Weight: 112.5 kgs/248 lbs
Length: 460 mm/18.1 in
Banned Engine Materials: Alloys containing more than 3 percent/weight beryllium, iridium or rhenium, metal matrix composites, magnesium-based alloys, inter-metallic materials
Horsepower: 550 to 700+
Torque: 300 lb-ft (approx.)
Push-to-Pass: Not permitted. Future use of 100 hp (road/street course) and 50 hp (oval) boosts possible
Fuel pump: Supplied by Dallara
Fuel pressure: Maximum 300 bar
Fuel: E85 Ethanol
Fuel Mileage: 3 mpg approx.

Clutch
Type: Three-plate carbon with steel housing
Vendor: AP Racing
Model Number: CP8153-DE03

Transmission
Type: Sequential
Manufacturer: Xtrac
Model Number: 1011
Number of Gears: 6
Shifting Actuation: Paddle
Shifting Actuation System Vendor: MegaLine
Reply With Quote