Quote:
Originally Posted by Frank Lee
There really ain't much for alum brake rotors and drums out there... and the temps those engine components see vs brake rotors/drums really don't compare, especially when the loadings are considered i.e. the exhaust port in an alum head doesn't have to do much more than not fall apart but an alum rotor or rotor/hub better retain almost ALL of it's structural integrity even at high temps.
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There are already aluminium drum brakes for commercial vehicles:
Materials - Truck & Bus Engineering Online