I have an older car ('71 Nova). I “upgraded” from manual brakes to a brake booster, and now cannot get pressure to the rear calipers. Front brakes work fine, no no rear brakes at all. The master cylinder is a standard GM 2 reservoir (a “Corvette” style) that bench bleeds just fine. The lines a…

Brake Master Cylinder Help

Tester July 5, 2008, 10:29pm 3

Usually when converting from manual brakes to power assisted brakes, the proportionating valve requires replacement. Was this done?

Tester

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