Speed Pro Premium Piston Rings 4.165" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Electrical Connector As a pioneer of ceramic

As a pioneer of ceramic friction technology

Fuel inlets are 7/8"-20

Semi-Gloss Black

Track your truck

Speed Pro Premium Piston Rings 4.165" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Electrical Connector As a pioneer of ceramicProduct Description: Piston Rings Performance 4. 165 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