Speed Pro Premium Piston Rings 4.185" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 1142204 QA1's Aluminum Shock Extensions can

QA1's Aluminum Shock Extensions can give you a little more length if needed for your application

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Anyone who struggles to start their Ford race engine reliably because the starter cant keep up needs to check out the new High Speed DynaForce Starter

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Speed Pro Premium Piston Rings 4.185" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly 1142204 QA1's Aluminum Shock Extensions canProduct Description: Piston Rings Performance 4. 185 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