Total Seal Maxseal Piston Rings - Gapless - 4.080 in Bore - 8-Cylinder GDW53431 B (Both sides)Will not fit with

(Both sides)Will not fit with stock firewall or stock A-frame

1957-1968 Mercury Montclair

87 cc Chamber

IAC / TPS Sensors Included

Starter Repair

Total Seal Maxseal Piston Rings - Gapless - 4.080 in Bore - 8-Cylinder GDW53431 B (Both sides)Will not fit withProduct Description: Piston Rings Maxseal Gapless 4. 080 in Bore File Fit 0. 043 in x 0. 043 in x 3. 0 mm Thick Standard Tension Steel 8 Cylinder 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