VT#: 11-9939
Wiseco 95" Big Bore flat top piston kit is .005 oversize. Piston kit has a compression 9:1 and includes rings. Bore is 3.875". Stroke is 4".
**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.
FXST Softail® 1999-UP
FLST Heritage Softail® 1999-UP
FXD Dyna Glide® 1999-UP
FLT Tour Glide® 1999-UP