Big Bore Kits, Cylinders, Pistons, Heads

 
1 - 4 of 4 items
106'' Big Bore Kit for 2007–'12 Big Twins FREE SHIPPING!!! 79cc Super Stock® Head Kit for 2006–Up FREE SHIPPING!
106'' Big Bore Kit for 2007–'12 Big Twins FREE SHIPPING!!! 79cc Super Stock® Head Kit for 2006–Up FREE SHIPPING!

NOTICE: Select Black Or Silver when checking out! FEATURES AND BENEFITS Largest bore we feel can safely be used in a cylinder with a stock spigot O.D. Bolt-on 9 to 10 cubic inches—cylinders do not require crankcase machining to install...

NOTICE: Select color during checkout S&S Super Stock 79cc cylinder heads are intended for stock engines and other small displacement applications. These heads are compatible with stock Harley- Davidson® rocker boxes. They are a very...

$850.95

$1,154.95

79cc Super Stock® Head Kit, 99-05  FREE SHIPPING! 97'' Big Bore Kits for 1999–'06 Big Twins FREE SHIPPING!
79cc Super Stock® Head Kit, 99-05 FREE SHIPPING! 97'' Big Bore Kits for 1999–'06 Big Twins FREE SHIPPING!

NOTICE: Choose color during checkout S&S 79cc cylinder heads are intended for stock engines and other small displacement applications. These heads are compatible with stock Harley-Davidson® rocker covers. Must use S&S valve cover...

NOTICE: Select color during checkout With no need to rebalance flywheels, bore crankcases, or bore cylinders, this kit is about as easy as it gets. Consisting of the largest bore we feel can safely be used in a cylinder with a stock spigot...

$1,154.95

$749.95

1 - 4 of 4 items