Speed Pro Economy Piston Rings 3.905" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron DX2140K 000 rpm in 333 milliseconds

000 rpm in 333 milliseconds

Chevy V8s with large oval-port heads

The reduced mass guarantees the lightest and most comfortable injection molded HANS ever

Ford:Small-Block:289 (4

Speed Pro Economy Piston Rings 3.905" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron DX2140K 000 rpm in 333 millisecondsProduct Description: Piston Rings Economy 3. 905 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Cast Iron Natural 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 can