bbc pushrod question
i am beginning to assemble my new dart bbc.it is standard dech height 9.8 with new afr 335 heads and solid roller.iput the heads on with a couple bolts to get an idea of valve clearance and pushrod length,my problem is i put the pushrods out of my old motor and one of those plastic pushrod length checkers and its way off i need a pushrod about .380 longer is this possible.