I had the ring come off a 63 Classic 196 once, Loud bang and the alternator light came on. Lucky thing it was winter and I was only 5 miles from home! Mark Price ---------- Original Message ---------------------------------- From: JOE FULTON <piper_pa20@xxxxxxxxxxx> Reply-To: mail-From-mprice-westco.net@xxxxxxxxxxxx Date: Mon, 29 Nov 2004 13:05:17 -0800 (PST) >> > Since the timing marks on the crank pulley (part >> of the harmonic >> > balancer) are STAMPED IN METAL it's unlikely they >> have moved. >> > The marks on the block end of things are cast into >> the timin > >Unlikely, but not impossible. The harmonic balancer >is constructed of two ring-shaped pieces. The outer >ring has the timing mark and is separated from the >inner ring by a rubber insert. The outer ring can >slip and thus make the timing marks inaccurate. > >This happened to me on my 66 Rambler (199) when I had >the balancer rebuilt by Damper Docs. They reassembled >the balancer with the inner/outer rings about 30 >degrees from where they were supposed to be. If I had >not marked the inner rings with a chisel mark before I >sent the balancer to them, I would have not been able >to find the problem easily. > >Although my experience was caused by a shop error, >Brian's balancer may indeed be inaccurately marked due >to slippage. > >Joe Fulton >Salinas, CA > > > > >