Speed Pro Economy Piston Rings 4.310" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron Karting Helmet Spark plug end preinstalled

Spark plug end preinstalled

1" Mild-Steel Exhaust Bung

1 in Extended Length

1951-1956 Oldsmobile Deluxe 88

Speed Pro Economy Piston Rings 4.310" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron Karting Helmet Spark plug end preinstalledProduct Description: Piston Rings Economy 4. 310 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Cast Iron Phosphate 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