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1959 olds 98

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Old Feb 1, 2014 | 12:06 AM
  #1  
rd3cafe's Avatar
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1959 olds 98

hi restoring our 59 2dr 98 ,can any one tell us if there is a later model brake master cylinder that mounts on the firewall that will work for our car ?thanks brad
Old Feb 1, 2014 | 04:42 AM
  #2  
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Not sure but 1960 used a different setup than the 59 so you may be able to swap that system over to the 59...
Old Feb 1, 2014 | 06:58 AM
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There are a number of specialists who can do a very competent job of rebuilding the original. two different units are used: Factory power brake equipped cars use the Delco Moraine unit. Dealer installed PB is the Bendix Treadle-Vac unit (Which may also come in some factory equipped cars). They look similar, but share no parts. If I were going to convert to a firewall mounted system (With dual MC), I'd start with a pedal assy. from a non power brake equipped car, which will start you out with the correct geometry & pushrod (Which will have to be modified).
Old Feb 1, 2014 | 11:30 AM
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I'm curious. Why do you want to convert to a firewall MC?i. I rebuilt my MC located in the depths of the engine bay and other than being a PITA location, it worked out fine.
Old Feb 1, 2014 | 02:41 PM
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I also rebuilt my Treadle vac, but am concerned with the single circuit master. The boys at the brake shop here said they could make a system to fit in the original location but use a new remote booster and dual circuit master. This means you can utilize the existing pedal assembly , hide the booster in the driver fender ( as long as you don't have the Autronic eye) and mount a new dual circuit master under the steering box out of sight.
The only thing to over come is the way the original actuating rod is attached by a cup formed in the rubber of the brake pedal pad.
Also the firewall has the punchouts for the Caddy etc master / booster that mounts above the steering box. You may be able to use the pedal assembly from another car that uses that mounting point.
Old Feb 2, 2014 | 12:35 PM
  #6  
rd3cafe's Avatar
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hi our thoughts were about upgrading mc to a dual circuit system. fire wall mounted mc would also make any maintanance in the future easier .will look at a friends 59 cadillac and see if it will work ,thanks for all your suggestions. brad
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