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The Wiseco team has led the powersports performance industry through eras and technological advancements, including the rise of high-performance 4-stroke engines. Today, Wiseco's forged 4-stroke pistons are engineered for specific engine applications and manufactured to the tightest tolerances, offering unparalleled performance and strength. Wiseco 4-stroke pistons are proven across all levels of riding and are available for a wide range of models.
- Improved tensile strength of forged material optimizes strength and service life
- Optimized compression ratio to fit your build and performance goals
- Designed and built for each specific 4-stroke powersports engine
- Designed and built specifically for each V-Twin engine platform
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- Wrist pin, rings and circlips included
- 3.467 in. Bore, 9:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1948-1950 | Harley-Davidson | F | Base |
| 1948-1964 | Harley-Davidson | FL | Base |
| 1953-1964 | Harley-Davidson | FLF | Base |
| 1965-1969 | Harley-Davidson | FLFB | Base |
| 1958-1964 | Harley-Davidson | FLH Duo-Glide | Base |
| 1970-1977 | Harley-Davidson | FLH Electra Glide | Base |
| 1955-1957 | Harley-Davidson | FLH Hydra-Glide | Base |
| 1965-1969 | Harley-Davidson | FLHB | Base |
| 1955-1964,1970-1972 | Harley-Davidson | FLHF | Base |
| 1965-1969 | Harley-Davidson | FLHFB | Base |
| 1971-1977 | Harley-Davidson | FX Super Glide | Base |
| 1974-1977 | Harley-Davidson | FXE Super Glide | Base |
| 1977 | Harley-Davidson | FXS Low Rider | Base |
| 1948 | Harley-Davidson | U | Base |
| 1948 | Harley-Davidson | UL | Base |
| 1966-1977 | Harley-Davidson | XLCH | Base |
| 1966-1971 | Harley-Davidson | XLH900 | Base |
| 1977 | Harley-Davidson | XLT | Base |