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Athena P400485100029 Big Bore Cylinder Kit (144cc) - 4.00mm Oversize to 58.00mm, 14:1 Compression

SKU: 4572655

Athena P400485100029 Big Bore Cylinder Kit (144cc) - 4.00mm Oversize to 58.00mm, 14:1 Compression

Athena
$1,003.06
$1,003.06 $1,223.95
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Shipping calculated at checkout.
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This is a pre order item. We will ship it when it comes in stock.
CRANKSHAFT POWER: 42.0 HP / 11.500 RPM.

Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets. Includes Forged piston, rings, clips and pin. Athena top-end gasket set includes required seals and hardware. Easy-to-follow step-by-step installation instructions. Most are bolt-on; no machining required except where noted.

Vehicle Fitment:

1997-2004 Yamaha YZ125
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