Originally Posted by jordan
would this work better, or smoother for the porting instead of the the single cut type bur http://www.eastwoodco.com/shopping/p...=1&keyword=bur has anyone tried it?
also are the pictures on the hemmings opel page of one of bob's ported intakes the "torquer" type?
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You definitely need the "wide" burr as the ones used for steel and other "hard" metals will "load up" very rapidly. I have used this type extensively on "porting" aluminum, though not purchased from Eastwood.