This Is For Mark Yacavone!

[Mark Yacavone]

Originally Posted by prostockpete1

mark .. i also remember the rage for a while was finding 520 heads with the optional 'T" on the end of the 520 casting that was used in truck applications with supposedly better flow ... in the late 70.s i went looking for some 'T' 520 castings to try on my record holding 283 ss/ma chevelle but ran outa hours of my life to ever find any

They are still all over as far as I know. I didn't have any problems finding any when I built the last 283 5 years ago