Speed Pro Economy Piston Rings 4.060" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron MT800BK 90mm Throttle Body Adapter

90mm Throttle Body Adapter

The Super Victor 4500 series manifolds can accommodate bores up 2

Holds Super Grease For Quiet Operation

Black Polyurethane Housing

5-inch bolt patterns

Speed Pro Economy Piston Rings 4.060" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron MT800BK 90mm Throttle Body AdapterProduct Description: Piston Rings Economy 4. 060 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