Description
Features
- Designed for all-purpose 2-stroke riding
- Durability, longevity and increased horsepower
- Dedicated forging design for strength-to-weight optimization
- Extra lightening operations for enhanced throttle response
- Engineered, forged, and machined in the USA
- Piston is made in the USA
| Position | Notes | |||
|---|---|---|---|---|
| 1973-1980 | Polaris | TX 440 | - | - |
| 1984-1985 | Polaris | Indy Trail 440 | - | - |
| 1995-1999 | Polaris | Indy Sport Touring 440 | - | - |
| 1991, 1993, 1998, 1999 | Polaris | Indy Sport 440 | - | - |
| 1986 | Polaris | Trail | - | - |
| 1992, 1994, 1995, 1996, 1997 | Polaris | Sport | - | - |
| 1996-1999 | Polaris | Indy 440 TranSport 0.82" w/141" Track | - | - |
| 1998 | Polaris | Indy XCF | - | - |
| 1987 | Polaris | Longtrak w/ Reverse | - | - |
| 1997 | Polaris | XCF | - | - |
| 1985 | Yamaha | SS440 | - | - |
| 1986 | Yamaha | SS 440 | - | - |
