S&S Cycle 106-3240 S&S® Super Stock® 89cc Cylinder Head Kit For 2006-'16 HD® Big Twins - Wrinkle Black Powder Coat Finish soothie Test results show 2 HP

Test results show 2 HP gain and 2 ft/lbs of TQ gain to the rear wheel on Milwaukee Eight

Features Machined Detail on Top and Side of Floorboard

2010 Harley-Davidson Dyna Glide/Dyna Wide Glide FXDWG Dyna Wide Glide

Round Style Air Cleaners

S&S Cycle 106-3240 S&S® Super Stock® 89cc Cylinder Head Kit For 2006-'16 HD® Big Twins - Wrinkle Black Powder Coat Finish soothie Test results show 2 HPS&S Cycle 106 3240 These S&S Super Stock high performance cylinder heads are designed for 2006 '16 engines with stock crankcase. They work well with engines of stock displacement , but are ideal for somewhat larger stroker or big bore engines up to 110". The 89cc combustion chamber provides a slightly higher than stock, but still manageable compression ratio in larger than stock engines. This makes them a good choice for touring bikes and other heavy