Wiseco 40109M08300 Piston Kit - Standard Bore 82.95mm, 11:1 Compression

Bore: 82.95mm
Compression: 11:1 Compression
Sizing: Standard Bore

SPECIFICATIONS.
Displacement: 349cc.
Bore - Standard: 83.00mm.
Bore - Actual: 83.00mm.
Bore - Oversize: STD.
Stroke: 64.50mm.
Cylinders: 1.
Compression Ratio - Actual: 11:1.
Skirt Coating: ArmorGlide.
ITEM CONTENTS.
3268XC - 83.00 mm Ring Set.
CW19 - ROUND WIRE PIN LOCKS 19MM (PAIR).
S376 - PistonPin 19mm x 2.500in. NonChromed SW

All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life. Diamond turned finish from one of the many CNC computer controlled turning centers guarantees you a perfect finish with no size variation. Wiseco pistons can be installed in any of todays cylinder bore compositions. Wisecos state-of-the-art computerized manufacturing facility is dedicated to supplying both the high-perfomance racer and recreational enthusiast with the finest forged piston available in todays market place.

Vehicle Fitment:

2007-2014 Yamaha YFM350 Grizzly 4x4 Auto
2007-2012 Yamaha YFM350 Grizzly Auto
2014 Yamaha YFM350 Grizzly Auto
2007-2012 Yamaha YFM350 Grizzly IRS 4x4 Auto
2005-2013 Yamaha YFM350 Raptor
1989-1999 Yamaha YFM350FW Big Bear 4x4
1987-2004 Yamaha YFM350X Warrior