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OBR balanced crankshaft for 30
The intake
A +2mm stroke crank is required
Resurface all ports
6337 - 46cc / 47cc FAT BOY Reed Crankcase - RC Use OBR balanced crankshaft for 30<p>Complete OBR reed crankcase for the 46cc and 47cc engines with vented billet clutch housing. If you are upgrading from one of our piston port engines we highly recommend that you ship us your engine to be converted. To see the full potential of this case additional porting is required. Cases come with complete with carbon fiber reed petals, nachi bearings, seals, hardware and a reed cage gaskets. Case halves need to be sealed with a
US$ 190.00
US$ 115.00
US$ 160.00
