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what spark plugs for a 4.5?

Posted: January 17th, 2011, 6:35 pm
by mikey_d_13
im have a stalling and backfiring issue on my new 4.5..im thinking my problem might be my spark plugs..i have plugs from my stock 4.0 so maybe i need cooler plugs? any ideas what plugs should i run?

Re: what spark plugs for a 4.5?

Posted: January 18th, 2011, 10:47 am
by banipal19
It is your timing ... not spark plugs. Spark plugs may cause pinging but not stalling/backfiring. Recheck your timing!!

Re: what spark plugs for a 4.5?

Posted: January 19th, 2011, 3:32 pm
by mikey_d_13
ok..i will do..thanks