Wiseco 649M04700 Piston Kit - Standard Bore 46.95mm

Bore: 46.95mm
Compression: Standard Compression
Sizing: Standard Bore

SPECIFICATIONS.
Displacement: 79cc.
Bore - Standard: 47.00mm.
Bore - Actual: 47.00mm.
Bore - Oversize: STD.
Stroke: 45.60mm.
Cylinders: 1.
ITEM CONTENTS.
1850CD - 47.00 mm Ring Set.
CW12 - ROUND WIRE PIN LOCKS 12MM (PAIR).
S538 - PistonPin 12mm x 1.535in. 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:

1986-1988 Yamaha BW80
1990 Yamaha BW80
1983-1985 Yamaha PW80
1991-2006 Yamaha PW80