NARAKU SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD KIT 52.4mm
Naraku 50cc QMB139 4-stroke 52.4mm, Racing Big Bore Cylinder and Head Kit. Kit includes cylinder, piston, rings, piston pin, cir clips, cylinder head, head gasket. When used in conjunction with a stock stroke of 41.4mm the total displacement comes out to 89.3cc! When used with a 44mm stroker crank. Total displacement measures 94.9cc! Upgrades to 89.3cc. Cylinder Bore: 52.4mm. Cylinder Sleeve Outer Diameter: 54.4mm. Wrist Pin Diameter: 13mm. Total Piston Height: 36.3mm. Compression Height (from center of wrist pin hole to top edge of piston): 20mm. Intake Port Diameter: 20.8mm. Exhaust Port Diameter: 18.7mm. Uses Short 64mm Valve Stems. FITS MOST MODELS OF. TAOTAO, WOLF, ICE BEAR, JMSTAR. ROKETA, SUNL, TANK, PEACE, COUGAR, GATOR AND MANY OTHERS. THIS PART SHOULD BE INSTALLED BY A PROFESSIONAL MECHANIC. THANKS FOR YOUR INTEREST IN OUR PRODUCTS, HAVE A WONDERFUL DAY. SHIPS FROM SHELBY, NC. The item “NARAKU SCOOTER PERFORMANCE BIG BORE CYLINDER & HEAD KIT 52.4mm” is in sale since Tuesday, June 26, 2018. This item is in the category “eBay Motors\Parts & Accessories\Scooter Parts\Other Scooter Parts”. The seller is “gy6store” and is located in Denver, North Carolina. 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, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Philippines, Russian federation, Cayman islands.
- Manufacturer Part Number: 137-4
- Brand: GY6 STORE
- Warranty: No