Wiseco PK1872 Top End Kit - Standard Bore 97.00mm, 12.5:1 Compression

Bore: 97.00mm
Compression: 12.5:1 Compression
Sizing: Standard Bore

SPECIFICATIONS.
Bore - Standard: 97.00mm.
Compression Ratio - Actual: 12.5:1.
Skirt Coating: ArmorGlide.
Note: Nikasil Bore.
ITEM CONTENTS.
3819XS - 97.00 mm Ring Set.
40001M09700 - Yamaha YZ450F 10-13 12.5:1 CR.
CW18 - ROUND WIRE PIN LOCKS 18MM (PAIR).
Ring - Set.
S759 - PistonPin 18 x 44.45mm NonChromed SW.
W6691 - TopEnd Gskt Kit Yam YZ450F 10-17 97mm.

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:

2010-2013 Yamaha YZ450F