Brand new 80CC BBK BIG BORE KIT for Chinese 4 stroke Scooters & Mopeds Upgrade GY6 49cc 50cc to 80cc. The best way to get more RPM. We don't add in useless part to make the BBK looks fat, all parts in our BBK are the best out there to increase your top end performance.
Cylinder head with pre-installed 80cc valves. Carburetor main jets upgrade kit (added on 7/23/19). A9 high performance camshaft, best overall performance cam for GY6 50 upgrade. Valves assembly w/ springs installed. 69mm Camshaft holder and rocker arms assembly.Roketa 49cc 50cc 4 stroke scooters such as Bahama, Maui, Sicily, Tank, Baotian 50QT-9. Taotao 49cc 50cc 4 stroke scooters such as GT5, Fastwind, atm50-a1, cy50-a, cy50-b, cy50-t3, funny 50, Roman 50, Retro 50, Speedy 50, Venus 50.
SUNL 49cc 50cc 4 stroke scooters. VIP future champion 4 stroke. Jonway 49cc 50cc 4 stroke scooters such as warrior 50. Baja 49cc 50cc 4 stroke scooters such as motorsports SC-50 sun city, primo.Baotian BT49QT-2, BT49QT-7, BT49QT-9, BT50QT-9, BT50QT-11. Fly Scooter 49cc 50cc 4 stroke scooters. Tank 49cc 50cc 4 stroke scooters. Jinlun 49cc 50cc 4 stroke scooters. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle & Scooter Parts & Accessories\Other Motorcycle & Scooter Parts & Accessories".
The seller is "imotorpartsusa" and is located in this country: US. This item can be shipped worldwide.