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From: "Eric Underwod" <eunder@telus.net>
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References: <web-1846476@logan.com>
Subject: Re: 320/360 brake lines
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What is the difference between nylaflow and nylo seal[nsf]? How much 
pressure is in the brake systems. The nylo seal has a thicker wall then the 
nylaflow,with  1500 burst pressure.Any one know the rating on nyaflow?
Eric Underwood
360
----- Original Message ----- 
From: "Marvin Kaye" <marv@lancaironline.net>
To: <lml>
Sent: Monday, February 19, 2007 12:32 AM
Subject: Re: 320/360 brake lines


> Posted for Bill Hannahan <wfhannahan@yahoo.com>:
>
>   Several years ago my nylon brake lines displayed brittle failure during 
> the
> annual inspection when I flexed them vigorously by hand. The failures 
> occurred
> around the knee joint where the tubing was exposed to UV. I replaced them 
> with
> 1/8 inch nylo-seal NSR (2500 psi) tubing. It slides through the existing 
> 3/16
> tubing which serves as a guide tube and shield. From the gear well to the
> caliper I added a layer of black polypropylene heat shrink, to stop the 
> UV,
> and a white outer layer to keep things cool.
>
>   The critical part is getting the right torque, which is not much on the
> small tubing. I suggest getting a few extra nuts and experimenting  to get 
> the
> right feel. It is supported down the gear leg and casting to avoid 
> vibration
> and stress on the connection.
>   There is no delay in application or release of the brakes even in cold
> weather and the pedal is noticeably firmer.
>
>   So far, no problems with the 1/8 inch tubing.
>   BILL HANNAHAN
>  WFHANNAHAN@YAHOO.COM
>