Originally Posted by jtheshowstoppper
my dad put his 283 back in his c10 engine was reuilt to stock except he switched the manifold on it and got rid of the filler tube and plugged rear hole in back of block he added a 4barrel edelbrock carb it turns on first crank but wont idle no matter what we try could it be because the filler tube is gone and the rear hole is plugged?
I have to assume that you have provided some other means of evacuating the crankcase pressure, but that's not the problem right now. It won't idle because there is a giant vacuum leak somewhere. Been there, done that.