Speed Pro Premium Piston Rings 4.100" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 700020 Interstitial carbide concentration improves wear

Interstitial carbide concentration improves wear resistance and running propertiesA distributor's performance is only as good as its drive gear

utilizing the latest innovations in piston forging technology

GM turn signal and column mounted ignition switch connectors

gasketless ball and socket collector design allows your Big Block Chrysler's exhaust system to bolt up

Speed Pro Premium Piston Rings 4.100" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 700020 Interstitial carbide concentration improves wearProduct Description: Piston Rings Performance 4. 100 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Moly 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