Speed Pro Premium Piston Rings 4.080" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Clayton Machine Works Scribner Big Block Engine Cases

Scribner Big Block Engine Cases

Ford / Mercury 1963-80

shim thickness

1980-1985 Chevrolet Monte Carlo

Viscosity Index 134

Speed Pro Premium Piston Rings 4.080" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Clayton Machine Works Scribner Big Block Engine CasesProduct Description: Piston Rings Performance 4. 080 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