If your light is Wright and you have the vacuum plugged / dis-connected to the dist... The eng will run at 7deg ATDC but a Dave said.. you'll have limited power..
I would set it for 4 or 5 deg BTDC and take it for a spin... and edge it up from there if there is no detonation and smooth power band is experienced... Wayne ----- Original Message ----- From: "38 Coupe" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, April 09, 2004 4:10 PM Subject: [Chevelle-list] Timing Question > 1969 Chevelle with a 1967, 396 that I recently purchased. The timing calls > for 4 degrees BTDC which I was going to set to about 10 degrees BTDC. When I > went to check, it is set at 7 degrees ATDC. I thought that maybe my timing > light is not working right so I left it alone for now. It runs well with a > bit of hesitation after it shifts at full throtle. If it is right would the > car even run at 7 degrees ATDC or should I be looking for another problem. > Thanks > > _________________________________________________________________ > MSN Premium with Virus Guard and Firewall* from McAfee� Security : 2 months > FREE* > http://join.msn.com/?pgmarket=en-ca&page=byoa/prem&xAPID=1994&DI=1034&SU=http://hotmail.com/enca&HL=Market_MSNIS_Taglines > > >

