Wiseco PK1565 Top End Kit - 1.00mm Oversize to 69.00mm

Bore: 69.00mm
Sizing: 1.00mm Oversize

SPECIFICATIONS.
Displacement: 254cc.
Bore - Standard: 68.00mm.
Bore - Actual: 69.00mm.
Bore - Oversize: 1.00mm.
Stroke: 68.00mm.
Cylinders: 1.
Note: Pro-Lite.
Note: Ceramic Composite Bore.
ITEM CONTENTS.
2717CD - 69.00 mm Ring Set.
677M06900 - Yamaha YZ250 92-98 ProLite 2717CD.
B1014 - Top End Bearing 18 x 23 x 21.8mm.
CW18 - ROUND WIRE PIN LOCKS 18MM (PAIR).
S508 - PistonPin 18mm x 2.106in. NonChromed TW.
W5168 - TopEnd Gskt Kit Yamaha YZ/WR250 88-94.

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:

1992-1994 Yamaha WR250
1992-1994 Yamaha YZ250