Piston Rings - Economy - 4.020 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Cast Iron - Phosphate - 8-Cylinder - Kit

Piston Rings - Economy - 4.030 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Cast Iron - Phosphate - 8-Cylinder - Kit

Piston Rings - Economy - 4.040 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Cast Iron - Phosphate - 8-Cylinder - Kit

Piston Rings - Economy - 4.060 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Cast Iron - Phosphate - 8-Cylinder - Kit

Piston Rings - Economy - 4.360 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Cast Iron - Phosphate - 8-Cylinder - Kit

Upgrade your engine's performance with the high-quality Cast Piston Ring Set from SEALED POWER. These piston rings are designed for a 4.390-inch bore, ensuring a precise fit for maximum efficiency. Constructed from durable cast iron with a phosphate...