Impala SS427.com Message Board
[ Post a Response | Impala SS427.com Message Board ]
Re: '67 283 carb question
Posted by Morley on 4/10/2017, 3:14 pm, in reply to "Re: '67 283 carb question"
Yes pressure inside the crankcase is bad, but I have never heard of it blowing out the intake gaskets . I not saying it could not happen, but my experience tells me it wrecks havoc on the crankshaft seals. Morley