[Healeys] Drum Brakes

Alan Seigrist healey.nut at gmail.com
Wed Jan 28 18:48:44 MST 2015


I'm sure LeMans was murder on drums, anyone know if they would replace the
brakes in those days during the course of the race?

On Thursday, January 29, 2015, Steve Gerow <steveg at abrazosdata.com> wrote:

> IMHO the basic issue with advanced drum brakes is complexity (i.e. cost).
>
>
>
> Late ‘50s early ‘60s Alfas had aluminum alfin drums with diagonal fins
> with cast-in steel liners and cast aluminum triple-leading shoes. That’s 6
> cylinders on the fronts alone.
>
>
>
> The ATE discs Alfa and Porsche adopted provided equivalent or better
> stopping power at less complexity and cost. I heard later Porsche’s reason
> for going with discs was cost.
>
>
>
> As a side note, In the ‘70s, Phil Hill said the drums on Grand Prix cars
> would go away part way through the race; in combination with burning up 60
> gallons of fuel in a rear tank, this made for pretty interesting handling.
>
>
>
> --
>
>
>
> Steve Gerow
>
> Altadena, CA, USA
>
> BN6
>
> Check out my galleries:
>
> http://www.pbase.com/stevegerow/
>
>
>
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