spark plug gap [Archive] - Chevrolet Chevelle Forums

cjs67

02-03-2014, 07:58 PM

I have a 1967 chevelle with a 396 (stock Built) engine. What should I gap the plugs at? going with the ac delco xls-44,s .
Thanks,
Chuck

Ken Hayes

02-04-2014, 08:48 AM

Pretty sure stock setting is .035

BillsCamino

02-04-2014, 09:21 AM

.035" with stock points ignition
.045" with HEI

cjs67

02-06-2014, 03:38 AM

thanks, it is HEI ignition.