FIII 600 tuning specs. These specs will get going in the right direction but testing is always recommended to suite you altitude and weather conditions.
- Drive clutch weight – 10-58RD grind to 57 to 57.8 off the bottom side of stock weight.
- Drive clutch spring – Almond/Red or Orange/black.
- RPM engagement – 5500 to 5800 rpm.
- Shift out – 8700 to 8750 rpm.
- Driven clutch – Polaris Button.
- Driven clutch Helix – R-12 Polaris or 50/36 Dalton.
- Driven clutch spring – TPR purple.
- Driveshaft – 8 tooth.
- Gearing – 22/38, 97 mph.
- Jetting – around 103 Air Density, 20 degrees, 28.90 Baro., 1300 feet altitude, 430 main jet.