3-5/8"STD MOLY PISTON KIT (3.624") VTWIN 11-9948

Replacement 88" Evolution moly coated piston kit. Pistons are standard sized. The moly coating helps reduce friction and wear. This kit includes rings only and has a 9.75:1 compression 3-5/8" and a 4-5/8" stroker. **Note:Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Fits Evolution motors includes wrist pins and lock tabs.

Fits Models:
FXR 1984-1994
FXD 1991-1998
FLST 1986-1998
FLT 1984-1998
FXST 1984-1998