Originally Posted by
tabetha
It's not as important as na obviously as it's forced induction, unless you want mega silly power std should be fine.
I would phone HT racing as they are wizzards with pinto's.
tabetha
i did think that was the case,i have one of vulcans maxiflow1 heads 45.5in 36.5ex,would this be ok to us as it is unleaded,if not i have a std head???