Best Gy6 100cc Bbk Big Bore Kit For 139qmb 1p39qmb Scooter Roketa Taotao A9 Cam
Price:
$ 120
- Condition: New
Seller notes
Brand new GY6 100CC BBK BIG BORE KIT for Chinese 4 stroke Scooters & Mopeds Upgrade 49cc 50cc to 100cc The best way to get more RPM, the maximum direct upgrade kit for GY6 50cc 139qmb engine without modification. Why is this advertised as the best? Simple put, we don't throw in useless junk parts to make the BBK look enormous. Every component is carefully selected to boost performance, not just for the show. For example, without A9 cam and 69mm valves and rockers, your engine will not reveal the...
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