Originally Posted by MR_P_BODY
You had it sonic checked.. what was the wall thickness after it was
machined.. I had a wall crack even at .030 over and they sonic checked
good.. it just had 1 thin area on #6cyl and it was just a tiny spot
wave


Yes, was sonic checked and the thinner spot that we found is .158" on rear of cylinder 5 .

'77 Brazilian Dodge Charger R/T - Street Car
Footbrake, Pump Gas, SB Mopar 360" N/A
3300lbs, Leaf Spring + Assassin Bars
Best 1/8 mile ET
1.50 60' / 4.31 330' / 6.73@102.54mph