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s10mk · 07-11-2017, 06:19 AM

Hi bud, before you get to involved, are you sure that you don't have a vacuum leak somewhere? Also, have you put a vacuum gauge on the engine to see how much vacuum your new 383 is making? I would start with a vacuum gauge and go from there.

07-11-2017, 06:19 AM	#2
s10mk Registered User Join Date: Jul 2017 Location: herminie, pa Posts: 305	Re: 383 installed, crappy brakes? Hi bud, before you get to involved, are you sure that you don't have a vacuum leak somewhere? Also, have you put a vacuum gauge on the engine to see how much vacuum your new 383 is making? I would start with a vacuum gauge and go from there.