Wiseco 4674M08700 Piston Kit - 1.00mm Oversize to 87.95mm, 9:1 Compression

Bore: 87.95mm
Compression: 9:1 Compression
Sizing: 1.00mm Oversize

SPECIFICATIONS.
Displacement: 350cc.
Bore - Standard: 86.00mm.
Bore - Actual: 87.00mm.
Bore - Oversize: 1.00mm.
Stroke: 59.60mm.
Compression Ratio - Actual: 9:1.
Note: Nikasil Bore.
Note: Cylinder sleeving required.
Note: Cylinder replating required.
ITEM CONTENTS.
3425XC - 87.00 mm Ring Set.
CW19 - ROUND WIRE PIN LOCKS 19MM (PAIR).
S475 - PistonPin 19mm x 2.303in. NonChromed TW

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:

1986-1987 Yamaha TT350
1985-2000 Yamaha XT350