Total Seal Street Piston Rings - 4.055 in Bore - GM Duramax HASZ20AM BAR or kPa

BAR or kPa

3/4" round

Grave Digger Passenger Side Mount

) except with cams having less than

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Total Seal Street Piston Rings - 4.055 in Bore - GM Duramax HASZ20AM BAR or kPaProduct Description: Piston Rings Street 4. 055 in Bore 3. 0 mm x 2. 0 mm in x 3. 0 mm Thick Standard Tension Steel GM Duramax 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 available.