Kymco Eton Znen Ultimate Gy6 4 Stroke 50cc To 100cc Cylinder Big Bore Kit Bbk

Brand new Ultimate GY6 100CC BBK BIG BORE KIT for Kymco Eton Znen 4 stroke Scooters & Mopeds Upgrade 49cc 50cc to 100cc. We have put a lot of effort on getting this set together. Absolutely top of the line. A9 high performance cam, best overall performance cam size.

High lift rocker arms assembly best match with A9 cam to maximize the BBK performance. Main jets pack with 3 larger main jets to fine tune your stock carb to match up with the BBK. Valves assembly w/ springs installed. 69mm high lift camshaft holder and rocker arms assembly. 3 larger size main jets to increase the throughput of your existing carburetor. 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\Engines & Engine Parts\Engine Rebuild Kits & Components".

The seller is "imotorpartsusa" and is located in this country: US. This item can be shipped worldwide., New Zealand, Oman, United Arab Emirates, Qatar, Israel, Kuwait, Bermuda, Saint Pierre and Miquelon, Lebanon, Jordan, Greenland, Yemen, Mexico, Saudi Arabia, Bahrain, Turkey.

Bore Size: 50mm
Brand: IMPUSA
Type: Big Bore & Top End Kits
Engine Cycle: 4 Stroke 139QMB
Manufacturer Warranty: Yes
Manufacturer Part Number: IMUCYL0030
Quantity: 1
Big Bore Kit: 139QMB Engine Cylinder Top Bottom End Rebuild Kit
Part Type: Engines