What gaskets did you use? You should always use a good Fel-pro gasket and ARP head bolts. I could definitely see problems with junk hardware. Especially when you are blown.
450 at the wheels sounds a tad high for a GT-40P headed 302, but I guess it would not suprise me too much.
------------------
1988 Mustang GT
12.0 @ 122
1992 BadAzz Wrangler
1993 Explorer
|