JE Pistons Premium Race Series File Fit Piston Rings - 4.560 in Bore - 0.047 in x 0.047 in x 3.0 mm Thick - Low Tension - Nitride - 8-Cylinder 6-7/8 186 Degree Thermostat

186 Degree Thermostat

Clutch Friction

1982-1982 Mercury LN7

The hole size needed in the restrictor plate may vary in size from 11/16" to 1" diameter depending on your water system

5" diameterTo us

JE Pistons Premium Race Series File Fit Piston Rings - 4.560 in Bore - 0.047 in x 0.047 in x 3.0 mm Thick - Low Tension - Nitride - 8-Cylinder 6-7/8 186 Degree ThermostatProduct Description: Piston Rings Premium Race Series 4. 560 in Bore File Fit 0. 043 in x 0. 043 in x 3. 0 mm Thick Low Tension Steel Nitride 8 Cylinder JE Pistons is the leader in high performance forged pistons. JE Pistons has built a reputation that the competition can only follow. JE Pistons has a history of manufacturing the highest quality pistons and components that professional engine builders, race teams, and high performance enthusiasts