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Old 06-04-2023, 05:57 PM   #6
K10-Kansas
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Join Date: Nov 2022
Location: Kansas City
Posts: 468
Re: brakes go to floor

I put a vacuum gauge on the manifold and got 18psi. When I put it on the booster and pump the brakes the needle bounces around going up and down a halv psi barely moving off zero.
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1971 C10 manual cab. 76 4x4 chassis. Cut short frame. Carbureted Blueprint 350 and 700r4. ~ James
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