Sifton piston set is standard size for a 3-5/8 Big Bore. Has a 9.75:1 compression 3-5/8 bore with a 4-5/8 stroke.
FLT 1984 - 1998 Notes: ; FXST 1984 - 1998 Notes: ; FXR 1984 - 1994 Notes: ; FLST 1986 - 1998 Notes: ; FXD 1991 - 1998 Notes:
**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.Part Number: 11-1709Manufacturer: V-TWIN MANUFACTURINGOEM Cross Reference:
Height: 4 Length: 9 Width: 4Weight: 2*All measurements are displayed in inches and pounds.