Wiseco PK1359 Top End Kit - Standard Bore 95.00mm, 12.5:1 Stock Compression

Bore: 95.00mm
Compression: 12.5:1 Stock Compression
Sizing: Standard Bore

SPECIFICATIONS.
Displacement: 450cc.
Bore - Standard: 95.00mm.
Bore - Actual: 95.00mm.
Bore - Oversize: STD.
Stroke: 63.40mm.
Compression Ratio - Actual: 12.5:1.
Skirt Coating: ArmorGlide.
Note: Nikasil Bore.
ITEM CONTENTS.
3741XS - 95.00 mm Ring Set.
4785M09500 - Yamaha YZ450F 03-09/WR 03-15 12.5:1 CR.
CW18 - ROUND WIRE PIN LOCKS 18MM (PAIR).
S600 - PistonPin 18mm x 1.850in. NonChromed SW.
W6420 - TopEndGsktKit Yam YZ/WR450F/YZF450 95mm.

Contains all the necessary components for overboring or rebuilding your top end. Feature forged pistons, rings, wrist pins, circlips and top end gasket set.

Vehicle Fitment:

2006-2009 Yamaha WR450F
2011-2015 Yamaha WR450F
2006-2009 Yamaha YZ450F