STANDARD BORE S/M PISTON KIT POL LIBERTY 440 05-07 Make_Polaris 2 - Eliminates all trapped

2 - Eliminates all trapped air from the system and 3 - Provides an adjustable leak jet circuit for quick hand tuning

Aluminum spacers that are ideal for lining up pulleys and sprockets

Due to the material and manufacturing process these pistons have superior crack resistance under detonation or pre-ignition

Finished length is 7 feet

STANDARD BORE S/M PISTON KIT POL LIBERTY 440 05-07 Make_Polaris 2 - Eliminates all trappedTOP END REBUILD KITS WILL COME WITH PRECISION MATCHED PISTONS, RINGS, CIRCLIPS, WRIST PINS, AND A TOP END GASKET KIT FOR 1 MOTOR. PISTONS KITS ARE SOLD PER CYLINDER AND WILL INCLUDE PRECISION MATCHED PISTONS, RINGS, AND CIRCLIP. PRO LITE SERIES PISTONS WILL INCLUDE WRIST PIN.