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Old 02-20-2004, 10:50 AM   #1
SaleenGTS
RICE taste like Chicken
 
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Join Date: Jun 2000
Location: Edmond, OK
Posts: 687
Default What Spark Plugs??? HELP!!!

Man, I need a lot of help lately...now it is plugs.

I have a blower and TFS heads. I can't seem to find the right plugs. My car WILL NOT cold start worth a crap....it will start, pop, sputter and die. I have to sit there for 5 minutes and feather the throtle to get it warm enough to run...it is only 30-35 in the morning.

I used to have NGK FR 5's gapped at .35. It would start ok, but when I would drive it, it would pop and backfire sometimes at about 1/2 or less throttle at lower rpm's.

I decided to switch to a different plug. Now I installed NGS B9ES gapped at .35. It is worse than before. This is what I was talking about above...but it pops and backfires almost everytime.

Any suggestions? Do I need a colder plug? What about Gap, what Gap should I use? I have heard some using .45, but I have been recommended .35 for some reason. What plugs are you guys using?
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Dustin
89 Saleen GT Sport
Supercharged 306
Started her up 6/8/03

Old Motor
Supercharged 347

516 rwhp
553 rwtq

11.249@126.83

1997 Honda CBR 1100XX Super Blackbird
162 hp
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