Speed Pro Economy Piston Rings 3.736" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron PTT-BELT-MT-5P 2-1/2 in Inlet to 2-1/2

2-1/2 in Inlet to 2-1/2 in OD Outlet

Valve spring upgrade required

Weather pack pliers will crimp most popular 22-10 gauge non-insulated terminals

The billet aluminum Lightning 45 bottle valve not only looks great

Speed Pro Economy Piston Rings 3.736" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron PTT-BELT-MT-5P 2-1/2 in Inlet to 2-1/2Product Description: Piston Rings Economy 3. 736 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