GY6 Big Bore Kit 150cc 63mm 157QMJ 152QMI - Scooter Buggy Go Kart - READ DETAILS. This kit works with the 157QMJ GY6 150cc Chinese engine with a 76mm bolt pattern.76mm x 54mm bolt pattern. You will need to machine your case to make room for the larger cylinder.
63mm Big Bore Cylinder Kit for 125cc - 150cc GY6 Scooters, ATVs, and Go Karts. Cylinder, Piston, Piston Rings, Circlips, Wrist Pin, and Gaskets. An outstanding 180cc big bore cylinder kit for GY6 based 125/150cc engines. This cylinder kit fits on many air-cooled 4-stroke 125-150cc Kymco, REX and Keeway scooter engines and most Chinese import 125/150cc vehicles (scooters, quads, and buggies).
NOTE: YOU WILL HAVE TO. The item "GY6 Big Bore Kit 150cc 63mm 157QMJ 152QMI Scooter Buggy Go Kart READ DETAILS" is in sale since Monday, June 9, 2014. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Other Engines & Engine Parts". The seller is "4runrun_usa" and is located in Austin, Texas.This item can be shipped to United States, Canada, United Kingdom, Australia, Mexico, Germany, Japan, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Croatia, Malaysia, Brazil, Colombia, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.