Performance Big Bore Cylinder Kit & Head 200cc 61mm GY6 125cc 150cc Scooter. Here, we offer a set of performance parts for Chinese GY6 125/150cc Scooter Moped. Engine numbers likes 152QMI or 157QMJ. This cylinder kit is not directly bolt on.You will need to do some boring on the engine case. 1, 61mm Big Bore Cylinder Kit. 2, Big Cylinder Head w/ Valve Installed. 3, Piston, rings and pins included. 5, Performance Alloy Big Intake.
6, 6 Pieces Performance Roller weights 17g (Please leave a note if you need change to other size). All kits in the picture. These charges are buyers responsibility. The item "Performance Big Bore Cylinder Kit & Head 170cc 61mm GY6 125cc 150cc Scooter" is in sale since Thursday, September 8, 2016. This item is in the category "eBay Motors\Parts & Accessories\Scooter Parts\Engines & Engine Parts\Big Bore & Top End Kits".The seller is "mopedfactory" and is located in Shanghai. This item can be shipped worldwide.