Complete Cometic gasket kit for Harley Davidson Twin Cam engines for use with 110" big bore kits; 4.00" bore size. Includes all of the necessary gaskets and o-rings. This is the same gasket set supplied with our big bore kits, fits both air cooled & Twin Cooled engines. (Note: does not work with FM Outlaw kits which use S&S Cylinder heads, please call to order). Made in the USA
Below is a breakdown of the specific components of this kit: