Haven't had much to contribute lately but I'll say this...
Brakes are way overrated. Personally, I try not to use them!
Greg "Lunker" Hilyer
TR4 #314
Albuquerque NM
> On Jun 26, 2017, at 6:09 PM, Yellow04 via Fot <fot at autox.team.net> wrote:
>
> The consensus is the OEM Datsun drums are the best Al-Fin alternative that is
> somewhat available. Finding a pair that are not run out is not so easy any
> more. I have two pairs on my shop floor now that are over 230mm, the max size
> embossed on the drum. I am thinking I might arch my shoes to fit the oversize
> drum, but at some point that steel band in the aluminum drum will be
> compromised by being too thin, not sure I want to find out what too thin is!
>
> John, there are two things you need to take into account with regard to your
> blue spots showing up in your rear brakes. First, sure, you added rear brake
> by increasing the bore size of your wheel cylinders. Second, your lap times
> are going down, you are going faster. The faster you go, the bigger this
> problem will become. This is a good problem, but your days of running stock
> brake material may be coming to an end!
>
> www.ctbrakes.com
>
>> -----Original Message-----
>> From: Fot [mailto:fot-bounces at autox.team.net] On Behalf Of John Styduhar
>> via Fot
>> Sent: Monday, June 26, 2017 3:54 PM
>> To: Spitfire Racing <spitfire_racing at twcny.rr.com>
>> Cc: Triumph 'Friends of Triumph <fot at autox.team.net>
>> Subject: Re: [Fot] knockoff Datsun brake drums
>>
>> ?I use stock TR rear brake shoes with my OEM datsun Z drums and had no
>> cracking problem in two seasons of racing. But since I upgraded to the 7/8
>> inch bore rear wheel cylinders this year, I have a lot more rear brake and
>> now
>> see bluish spots around inside of the lining probably from overheating. ? Way
>> more brake dust in the drums now.
>
>
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