Mast: LS3 240cc 3.890" Cylinder Heads [Camaro Corvette CTS V, LS3 LSA] suspension Looking to add a bigger

Looking to add a bigger supercharger

· Powder coated finish - stock paint code and hydro dip coating options

For superior clamping

and custom forged aluminum center caps

Mast: LS3 240cc 3.890" Cylinder Heads [Camaro Corvette CTS V, LS3 LSA] suspension Looking to add a biggerA head that truly has no competition. The Mast LS3 240 head was designed for customers with medium bore LS engines that wanted to run LS3 intakes or superchargers. This head is very capable when paired with the proper intake and displacement and has supported over 800hp on pump gas with a Whipple 2. 9L consistently. Heads come standard with PAC 1207X Double Springs for boosted applications; however, if you want the N A PAC 1204X Beehive Springs,