KEITH BLACK 9.3:1 PISTON SET. 005 O/S VTWIN 11-2275. Keith Black piston set is. 005 oversize and is for a 3.875 bore. Piston set has a compression ratio of 9.3:1 and includes rings. The Keith Black 390 hypereutectic alloy is cast in a permanent steel mold which makes it possible to build a light weight piston that makes more power and uses less fuel and lasts longer. 005 oversize for a 3.875 bore and has a 9.25:1 compression ratio. The low heat transfer of the alloy keeps the skirts cool so piston expansion is minimal. The combination of a low heat transfer piston alloy and high compression ring placement increases power and economy. The high ring placement alone reduces detoantion and increases the top ring temperature. Note:Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Parts Fitment & Instructions. Make sure you have updated your address if you have recently moved please double check your address! Troubleshooting please include Year and Model of Bike, best possible information how the bike is acting and or current parts numbers if available etc. The better the info the quicker can help and respond. Wrong size, wrong color – No Problem! You Will need a return authorization number “RA”. Items received that do not meet these criteria will not be accepted and will be sent back to you. Absolutely no return on opened or used electrical items. Please ad us to your list of favorite sellers and visit often. Now owned and operated by Partsopedia Inc Thank you for your business. This item is in the category “eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Other Engines & Engine Parts”. The seller is “swissmountain67″ and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, Korea, South, Indonesia, Taiwan, South Africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Croatia, Republic of, Malaysia, Brazil, Colombia, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-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, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam, Uruguay.
- MPN: 11-2275
- Brand: Vtwin-Manufacturing
- Part #: 11-2275