Piston Rings - Classic Race Gas Port - 4.040 in Bore - File Fit - 1/16 x 1/16 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit
Piston Rings - Classic Race Gas Port - 4.030 in Bore - Drop In - 1/16 x 1/16 x 3/16 in Thick - Standard Tension - Gas Ported - Ductile Iron - Plasma Moly - 8-Cylinder - Kit
Piston Rings - Classic Race Gas Port - 4.125 in Bore - File Fit - 1/16 x 1/16 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit
Piston Rings - Classic Race Gas Port - 4.280 in Bore - Drop In - 1/16 x 1/16 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit
Piston Rings - Classic Race Gas Port - 4.165 in Bore - File Fit - 1/16 x 1/16 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit