4.020 1/16 1/16 3/16 TS1 8CYL

The Total Seal Gapless 2nd Piston Ring Set T3690 20 is engineered for superior engine performance and efficiency. Utilizing Total Seal's innovative Gapless 2nd ring technology, these rings eliminate the ring end gap, providing a more complete seal against the cylinder wall. This advanced design significantly improves cylinder pressure, reduces blow-by, and enhances both horsepower and torque. Additionally, it contributes to better oil control, ensuring a cleaner combustion process and extended engine life. Constructed from durable ductile moly, these piston rings are built to withstand the rigorous demands of racing and high-performance applications, guaranteeing consistent and reliable operation. This specific set is designed for an 8-cylinder engine with a 4.02" bore size and 1/16", 1/16", 3/16" groove dimensions, and is .020" oversized.