Wiseco PK1079 Top End Kit - 1.50mm Oversize to 67.50mm

Bore: 67.50mm
Sizing: 1.50mm Oversize

SPECIFICATIONS.
Displacement: 258cc.
Bore - Standard: 66.00mm.
Bore - Actual: 67.50mm.
Bore - Oversize: 1.50mm.
Stroke: 72.00mm.
Deck Clearance: 1.
Note: Pro-Lite.
Note: Liquid cooled.
ITEM CONTENTS.
2658CD - 67.50 mm Ring Set.
526M06750 - Honda ATC/TRX250R85-86,CR 84-85 2658CD.
B1003 - Top End Bearing 18 x 22 x 21.8mm.
CW18 - ROUND WIRE PIN LOCKS 18MM (PAIR).
S511 - PistonPin 18mm x 2.244in. NonChromed TW.
W5053 - TopEnd Gskt Kit Hon ATC/TRX 250R 85-89.

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:

1985-1986 Honda ATC250R
1986 Honda TRX250R