S&S® highly recommends installing a performance cam for easier starting and better engine performance. S&S high flow cylinder heads will provide further horsepower gains and are machined for installation of manual/electric compression releases. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Other Engines & Engine Parts". The seller is "americanclassicmotors" and is located in this country: US. This item can be shipped worldwide.