Total Seal Street Piston Rings - 3.898 in Bore - Ford Powerstroke PIO839010 We are constantly testing

We are constantly testing

417 lb/in Spring Rate

Superchips offers the broadest vehicle coverage

2-3/8 to 5 in Filters

Total Seal Street Piston Rings - 3.898 in Bore - Ford Powerstroke PIO839010 We are constantly testingProduct Description: Piston Rings Street 3. 898 in Bore 3. 0 mm x 2. 0 mm in x 2. 5 mm Thick Standard Tension Steel Ford Powerstroke Total Seal's patented Gapless Piston rings provide increased performance through unmatched sealing of the cylinder and combustion gasses in the combustion chamber. Increased horsepower and torque along with longer engine life are just a couple of the reasons why Total Seal's Gapless A Piston rings are the best rings