Total Seal CR2690-5: Classic Race Piston Ring Set Bore Size: 4.365"
Classic Race Piston Ring Set Bore Size: 4.360" (+.005) Top Ring: 1/16" Second Ring: 1/16" Oil Ring: 3/16"
Classic Race Piston Ring Set Bore Size: 4.360" (+.005) Top Ring: 1/16" Second Ring: 1/16" Oil Ring: 3/16"