Total Seal CR9090-30: Classic Race Piston Ring Set Bore Size: 4.030"
Classic Race Piston Ring Set Bore Size: 4.030" Top Ring: 5/64" Second Ring: 5/64" Oil Ring: 3/16"
Classic Race Piston Ring Set Bore Size: 4.030" Top Ring: 5/64" Second Ring: 5/64" Oil Ring: 3/16"