Wiseco Complet forgé Surcote + 0.50 mm Piston kitYAMAHA 490 YZ 490 - 1985 - 1990Ref : 546P2 / 1095633002

Wiséco Forged Piston:

The Wiséco forged piston (high-quality steel) is originally fitted by a large number of brands.
The manufacturing and anti-friction treatment of the Wiséco forged piston gives it a longer lifespan, better engine response, and reduces the risk of seizure.
The Wiséco forged piston is an essential part for the maintenance and repair of off-road motorcycles.
Standard compression
Oversize + 0.50 mm
The piston kit consists of:

• 1 piston diameter (87.50 mm)
  
• 1 piston pin
• 1 set of rings
• 2 circlips