Big Bore 88" Piston Kit For Harley-Davidson Evolution Big Twin 1984-1999

Piston replacement kit for 3-5/8" 88" Evolution Big Bore Kit only

• Piston kit is standard sized
• Moly coating helps reduce friction and wear
• This kit has rings for use with 4-5/8" stroker flywheels and has a 9.75:1 compression
• Fits Evolution motors and includes wrist pins, lock tabs
• Features a 3.625" bore size
• Fits:
• Softail 1984-1999
• Touring 1984-1998
• Dyna 1991-1998
• FXR 1984-1994