The new Black Edition S&S motors combine classic wrinkle black with high gloss covers for a subtle contrast and elegant look while still producing the power and reliability you've come to expect from S&S, which is legendary performance Durable powder coat finish, wrinkle black cases, cylinders and heads, and gloss black covers are all a part of this engine This is an ultra performance/race engine Longevity, engine noise, vibration and throttle sensitivity have all been compromised to reach this level of performance while fitting in a stock chassis and as such is not suitable for every situation S&S B3 cylinder heads CNC machined with two bolt exhaust flanges Three piece flywheels S&S high flow oil pump and cam cover S&S 635 Easy Start Gear Drive Cams and S&S 1.725:1 rocker arms for .674" total lift S&S premium high performance tappets, gloss black rocker covers, gear cover, tappet blocks and pushrod tubes are all included One year warranty It is the purchaser's responsibility to consider the suitability for their application Engine noise and damage from abuse is not covered under warranty 1 Year Warranty Not legal for sale or use in California on any pollution controlled motor vehicles