Piston Kit - Yamaha YFM450 Kodiak ('03-'06) / Grizzly ('07-'13) / YFM450 Wolverine / YXR450 ('06-'10) (84.45-85.45mm) - Wossner

Forged piston kit Wossner for Yamaha YFM 450 Kodiak (2003-2006) / YFM 450 Grizzly (2007-2013) / YFM 450 Wolverine / YXR 450 Rhino (2006-2010).

The kit includes piston, rings, pin, and clips.

Please select the piston size from the box above.

Technical specifications:
- cylinder diameter: 84.50mm
- thermal clearance: 0.05mm
- number of rings: 3 (two compression / one oil)
- compression ratio: 10.00:1 (OEM)
- pin-to-head distance (measured from the center of the pin): 25.30mm
- piston pin dimensions: 20x11x55mm.

Available piston sizes:
- standard (84.45 mm)
- +0.50 mm
- +1.00 mm