Wiseco 80 inch Evolution domed piston kit is .005 oversize. Piston kit has a compression of 10:1 and includes Hastings X Ring pack. Bore is 3 1/2 inch.
Upgrade your Harley Davidson FXR engine with the Wiseco Forged .005 10:1 Compression Piston Kit, designed specifically for models from 1984 to 1993. This high-quality kit provides a reliable solution for enhancing performance and engine longevity. Crafted in the USA, the kit includes precision-engineered pistons, ensuring optimal fit and durability for demanding riding conditions. Proper break-in procedures are essential; run your engine at moderate speeds for at least 500 miles, avoiding excessive running in lower gears to ensure the pistons and rings seat correctly. For detailed installation instructions, refer to the Wiseco piston fitting guide available online. The kit's components are compatible with a range of accessories, including piston rings and circlips, which are recommended for a complete installation. The included accessory items, such as the Ring-O-Matic Ring Compressor Tool Kit and Wrist Pin Ring Tool, facilitate installation and help prevent damage during assembly. Whether you're restoring an older model or upgrading for performance, this piston kit offers a perfect balance of strength and efficiency, backed by Wiseco's reputation for quality manufacturing.
Features:
- Suggested Items: 11-9901 - 80 inch Piston Ring .005 Oversize, 11-9773 - Piston Circlips
- Accessory Items: 16-0622 - Ring-O-Matic Ring Compressor Tool Kit, 60-0167 - Wrist Pin Ring Tool, 16-0075 - Ring Pliers
Fitment
Harley Davidson FLST 1986
Harley Davidson FLST 1987
Harley Davidson FLST 1988
Harley Davidson FLST 1989
Harley Davidson FLST 1990
Harley Davidson FLST 1991
Harley Davidson FLST 1992
Harley Davidson FLST 1993
Harley Davidson FLST 1994
Harley Davidson FLST 1995
Harley Davidson FLST 1996
Harley Davidson FLST 1997
Harley Davidson FLST 1998
Harley Davidson FLT 1984
Harley Davidson FLT 1985
Harley Davidson FLT 1986
Harley Davidson FLT 1987
Harley Davidson FLT 1988
Harley Davidson FLT 1989
Harley Davidson FLT 1990
Harley Davidson FLT 1991
Harley Davidson FLT 1992
Harley Davidson FLT 1993
Harley Davidson FLT 1994
Harley Davidson FLT 1995
Harley Davidson FLT 1996
Harley Davidson FLT 1997
Harley Davidson FLT 1998
Harley Davidson FXD 1991
Harley Davidson FXD 1992
Harley Davidson FXD 1993
Harley Davidson FXD 1994
Harley Davidson FXD 1995
Harley Davidson FXD 1996
Harley Davidson FXD 1997
Harley Davidson FXD 1998
Harley Davidson FXR 1984
Harley Davidson FXR 1985
Harley Davidson FXR 1986
Harley Davidson FXR 1987
Harley Davidson FXR 1988
Harley Davidson FXR 1989
Harley Davidson FXR 1990
Harley Davidson FXR 1991
Harley Davidson FXR 1992
Harley Davidson FXR 1993
Harley Davidson FXR 1994
Harley Davidson FXST 1984
Harley Davidson FXST 1985
Harley Davidson FXST 1986
Harley Davidson FXST 1987
Harley Davidson FXST 1988
Harley Davidson FXST 1989
Harley Davidson FXST 1990
Harley Davidson FXST 1991
Harley Davidson FXST 1992
Harley Davidson FXST 1993
Harley Davidson FXST 1994
Harley Davidson FXST 1995
Harley Davidson FXST 1996
Harley Davidson FXST 1997
Harley Davidson FXST 1998
