Originally Posted by MO_PA
It needs to have the timing advanced. my 2cents


I agree...with the duration of that cam, the distributor needs to be reworked for about 16-18* initial and all timing in by 2200 RPM...makes a HUGE difference. Mine is a 496 with 6 pak and a Comp XTQ294 solid 264-270* duration. Idles fine in gear at 1000 rpm.