Wanted to update for anyone that may run into this in the future. Purchased a set of NGK plugs, ref# 3951 and it fixed my issue. I went with the NGK's b/c they stuck out less from the block than most others, including AC Delco's.
It is worth noting, the headers had to come off the truck and...
Picked up some NGK Copper's as research showed that their length post head were dang close to the Accel's, should be installed this week. Will report back, fingers crossed!
Same, almost need to just go to an auto parts store and compare em.
REALLY wish I could just use the regular AC Delco's. I talked to my guy and he said they're all gapped to .35 as they were from the factory, so very well could be it.
Was hoping to find an AC Delco that would fit the application, even if not "made" for the specific vehicle.
Side note- would the symptoms I'm running into be caused by improper plugs?
Hi all - Was hoping I could get some help on an issue I'm having. 1998 Silverado with a stock 5.7 Vortec V8. Wanted to get a better/more aggressive sound with the exhaust, so installed a Borla Pro-XS and a set of eBay shorty headers. In doing so, we had to remove/delete the EGR, which we did in...