1981 - 1999
POLARIS TRAIL BOSS 250
Piston ring set
| ATHENA
Fits to:
POLARIS TRAIL BOSS 4X4 250 cc
Specifications
| Manufacturer | ATHENA |
|---|---|
| Line | Enduro |
| Net weight (kg) | 0.01 |
| Bore size | 71,93 mm |
| Units | Set |
| Engine type | 2-Stroke |
| Piston material | Forged |
Product description
2-stroke pistons are made from 4032 silicium 4-stroke pistons are made from 2618 silicium the same material used to produce Formula 1 pistons Both include 3% copper in materials for better heat resistance All pistons are forged using a precision heat-treatment process that allows for production tolerances of just 0,01 mm Forged piston kits are available in A, B and C sizing Forged piston tooling allows for the lightest available product Kits include antiwear coated piston, rings, pin and circlips