This could be a Big problem here as stated earlier!
I red “X’d” where someone said
This is a could be a massive error! Do the math, .039 - .012 =.027!
Be careful!!!!!!!
Put a .050 head gasket in there. It =‘s .038 clearance.
I do not like CompCams unless you have them modify the grind.
Your heads are (IMO) to small. Bowl Port those suckers.
A good racing valve job and a ported bowl area will be the best bang for the heads since that is where the valve is lifting.
Cars are capped? What rule is this?!?! You did say little 1/8 mile racing. Screw that rule!!!! That’s some dumb *** **** right there.
3.55’s are OK. 3.91’s would be really good!
Don’t be fooled in thinking that the larger runner is to big and it will hurt your performance.