1990 Audi 90 Turbo Coupe Quattro
Engine
2.3-liter 7A I5, dohc, 20-valve. 83mm JE 8.5:1 pistons, Scat rods, 034 Motorsport coated bearings, CompTurbo 70mm, custom stainless tubular header, Tial wastegate and BOV, Hanks intake manifold, 4-inch throttle body, ported head, 034 solid lifters, Ferrera exhaust valves, custom ARP head studs, 034IIc engine management
Transmission
01E six-speed manual, DSS axles, Tilton double-disc clutch, 034 flywheel
Suspension
Custom coilovers with 034/Delrin bushings, Heim upper strut mounts
Brakes
OEM Porsche 911 Turbo (993) assemblies (street); G60s (drag)
Wheels and Tires
ASA alloys, 8x17 (street); Centerline Convo Pro 8x15 (drag)
Mickey Thompson drag radials (drag)
Interior
Custom 10-point cage, Corbeau LG1 seats, Corbeau five-point harnesses, S2 steering wheel, AIM Strata dash
Performance*
Peak Power: 644 hp**
Peak Torque: 436 lb-ft**
Peak Power: 400 hp***
Peak Torque: 390 lb-ft***
0-60mph: 2.45 sec.
1/4 mile: 10.71 sec. @ 135.66 mph
* measured at the wheels
** 36 psi on C16
*** 22 psi on 93 oct.