description 997.1 GT3 RS 4.0
Differences from the 997.2 GT3 RS 3.8
500 hp, 339 lb ft torque – 4.0 liter. GT3 RSR crankshaft and shortened titanium connecting rods. Revised intake systems including: larger hand laid carbon fiber air box housing a pair of conical air filters and lightweight, cast alloy, plenum and intake runner system. Higher cell count catalytic converter.
Chassis and Suspension
Higher spring rates. Lighter coil springs. Rose jointed rear suspension lower arms.
Carbon fiber front fenders and luggage lid (painted). Air deflection vanes on sides of front bumper. Modified rear wing side plates. Plexiglass rear side windows. Alloy rear rear underbody diagonal racing struts.
Reduced weight carpet.
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