Two pairs of brake master cylinders
Moderators: GAHorn, Karl Towle, Bruce Fenstermacher
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- Posts: 3
- Joined: Tue Jun 16, 2020 11:16 am
Two pairs of brake master cylinders
Greetings! Could you help me to find a solution? I'm building a project of C170B with TSIO-360CB (I found this engine in a good shape) and planning to use with big boots (may be alaska bushwheels 31'). I noticed, that there are holes in a bulkhead for the second pair of brake master cylinders (for a pilot from the right). So I'm considering installing two pairs of brake master cylinders and unite fluid lines. While firewall is not installed I'd do the job now. Is it a good idea? What are the potential pitfalls? Thank you.
- Bruce Fenstermacher
- Posts: 10425
- Joined: Tue Apr 23, 2002 11:24 am
Re: Two pairs of brake master cylinders
Cessna 170s and most other Cessna models that I'm aware never had 4 master cylinders. The 170, 172, 180, 185 and more have the cylinders on the pilots side that are activated by either the pilot or copilot.
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Bruce Fenstermacher, Past President, TIC170A
Email: brucefenster at gmail.com
Bruce Fenstermacher, Past President, TIC170A
Email: brucefenster at gmail.com
- GAHorn
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- Joined: Fri Apr 12, 2002 8:45 pm
Re: Two pairs of brake master cylinders
The co-pilot brakes activate the pilot brake master cylinders through mechanical linkage. See the Illustrated parts catalog.
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'53 B-model N146YS SN:25713
50th Anniversary of Flight Model. Winner-Best Original 170B, 100th Anniversary of Flight Convention.
An originality nut (mostly) for the right reasons.
50th Anniversary of Flight Model. Winner-Best Original 170B, 100th Anniversary of Flight Convention.
An originality nut (mostly) for the right reasons.

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- Posts: 3
- Joined: Tue Jun 16, 2020 11:16 am
Re: Two pairs of brake master cylinders
Thank you very much, I decided not to change anything. I will install one pair of brake master cylinders according to the standard scheme.
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