Sealed Power Performance Piston Rings - 4.280 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder CS-3H-OFF If you have a slightly

If you have a slightly taller block or have decked the heads

205 cc Intake

Late Model Sport

Speed Controller Included

1968-1972 GMC C15/C1500 Suburban

Sealed Power Performance Piston Rings - 4.280 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder CS-3H-OFF If you have a slightlyProduct Description: Piston Rings Performance 4. 280 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