Speed Pro Economy Piston Rings 4.060" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron 910011 1975-1987 Pontiac Grand Prix

1975-1987 Pontiac Grand Prix

smoother tracks

and Allison C-3 and C-4

Under Chassis Header Design Provides Excellent Top-End Horsepower and Torque

Includes 42 x 24 in

Speed Pro Economy Piston Rings 4.060" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron 910011 1975-1987 Pontiac Grand PrixProduct Description: Piston Rings Economy 4. 060 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Cast Iron Phosphate 8 Cylinder From pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and racers