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Old 01-16-2008, 05:47 PM   #4
derb
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Join Date: Dec 2005
Location: South Riding, VA
Posts: 322
Hey Randall,
The Porsche Workshop Manual says:
Brake disc diameter-
Front: 298mm
Rear: 292 mm

But then they add...
Effective brake disc diameter:
Front: 250mm
Rear: 240.6mm

Brake drum diameter is 164mm.

Get out your measuring tape.

mike
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