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There are no more items in your cartIncreases high rotation. Plug and play.
For installation this size of crankshaft engine boring not required.
Set for Yamaha Bws100 4VP which includes long stroke crankshaft 53mm (+5.2) long stroke, bearings and oil seals.
Increases high rotation. Plug and play.
For installation this size of crankshaft engine boring not required.
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