Description
Check the specifications, dimensions, variation details, referenced part numbers, and available fitment evidence before matching this item to an application.
Bore: 67.92mm
Compression: Standard Compression
Sizing: 1.00mm Oversize
SPECIFICATIONS.
Displacement: 254cc.
Bore – Standard: 66.00mm.
Bore – Actual: 67.00mm.
Bore – Oversize: 1.00.
Stroke: 72.00mm.
Cylinders: 1.
Note: Pro-Lite.
ITEM CONTENTS.
2638CD – 67.00 mm Ring Set.
CW18 – ROUND WIRE PIN LOCKS 18MM (PAIR).
S511 – PistonPin 18mm x 2.244in. 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.
1985-1986 fits HON ATC250R
1984-1985 fits HON CR250R
1986 fits HON TRX250R
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