Sealed Power Performance Piston Rings - 4.134 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder Bung and Cap Kit 375 in Egg Shaped Port

375 in Egg Shaped Port

Engraved inlaid shift pattern

Ideal for carbureted power plants not using a separate fuel pressure regulator

This wheel is very close to the old Tuff Wheel style

the world's top professional drivers choose Sparco more than any other brand

Sealed Power Performance Piston Rings - 4.134 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder Bung and Cap Kit 375 in Egg Shaped PortProduct Description: Piston Rings Performance 4. 134 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Moly 8 Cylinder Sealed Power engine products are application engineered components, including pistons, piston rings, engine bearings, oil pumps and lifters. These proven replacement parts are the result of product development efforts, dedicated to putting only the absolute best on the street. Our engineers design and validate the