Total Seal CR2690-65: Classic Race Piston Ring Set Bore Size: 4.425"
4.320"-4.600" Bore
Classic Race Piston Ring Set Bore Size: 4.360" (+.065) Top Ring: 1/16" Second Ring: 1/16" Oil Ring: 3/16"
4.320"-4.600" Bore
Classic Race Piston Ring Set Bore Size: 4.360" (+.065) Top Ring: 1/16" Second Ring: 1/16" Oil Ring: 3/16"