Speed Pro Premium Piston Rings 4.180" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly GBDXX1 its been one of three

its been one of three options

the first time

CMX Trim Restore and Coat

Fits Truck Coils

Speed Pro Premium Piston Rings 4.180" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly GBDXX1 its been one of threeProduct Description: Piston Rings Performance 4. 180 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