The double thickness of both sides of the rotor and the little webs that join the two halfs together weigh something. Nitpicking here ! :] Mark Price ---------- Original Message ---------------------------------- From: Reply-To: mail-From-mprice-westco.net@xxxxxxxxxxxx Date: Wed, 19 Jan 2005 20:05:13 -0500 (EST) >A: But the airhole in the vented rotors don't weigh anything anyways! <G> >Maybe okay for a 1/4 miler, but they would heat up FAST! > > >From: <mail@xxxxxxxxxxxx> >To: mail@xxxxxxxxxxxx >Subject: Re: e: More on Disk swap on 72 Gremlin > >I always figured the four cylinder brakes would be great on a drag car. >Still get the quality of a disc brake and save a couple of pounds. > >Mark Price > > >