Speed Pro Premium Piston Rings 4.125" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Sway Bars & Components recommendations and tune to your

recommendations and tune to your own use

3/8' NPT inlet and outlet ports

superb pressure control and legendary durability

Additional floor reinforcements recommended as required per sanctioning body rules

Speed Pro Premium Piston Rings 4.125" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Moly Sway Bars & Components recommendations and tune to yourProduct Description: Piston Rings Performance 4. 125 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