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Athena Cylinder kits
Kits include aluminum cylinder with a galvanic coating designed with larger water jackets for better cooling and a Forged piston with molybdenum coating for the best in performance. Each kit also contains a special gasket and easy to fallow step by step instructions. No machining is required.
Aluminum cylinder with nickel-carbide coating designed with wider water jackets.
Forged piston with moly coating.
Special gasket kit included.
Cylinder bore: 100mm
Stroke: 62.1mm
Displacement: 487cc | 
