275 hp reliable?

dont shave heads or deck block less thay need it then just do the minimum to clean them up! gonna want invest in forged pistons figured to 7ish to 1 compression! as mentioned above need a cam designed for super charging! what type charger you thinking? and you going blow threw carb or some type of efi??? boost levels? stock /6 take 8 to 10 pounds and live a lil while but sooner or later youll be buying forged slugs for sure!