A
ABoyd
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- Last seen
- Joined
- Apr 4, 2021
- Thunderbird Year
- 1963
I have just installed a rebuilt brake booster on 1963 car and it is not providing any assistance. do not think there is a vacuum leak. Any ideas?
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- Last seen
- Joined
- May 3, 2019
- Thunderbird Year
- 1957
bad check valve? spray brake or carb cleaner around check valve and see if any change in engine revs also around any vacuum connections
S
stevetheweave1
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- Last seen
- Joined
- Oct 5, 2020
- Thunderbird Year
- 1964
Is the rod that protrudes from the new brake booster the same length as the old one? Did you re-bleed the brakes?