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what should I sent my gap to?

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07-02-2009	#1 (permalink)
Smoked88GT Made Member View My Profile! 2.3L Member 5.0L Member Joined: Jan 2008 Posts: 1,180 Threads: 177 OR Oregon	what should I sent my gap to? Its at 40 thousandths right now. I'm putting FR 9mm wires on today and wanted to pull plugs and clean them, make sure its not running lean anymore, Just wanted to know if I should keep it there or change it. How does the gap theory work? I'm not too sure...if someone can explain... Thanks __________________ "Don't chase your dreams.....hunt them down!" 1988 5.0 GT - H/C/I and some other goodies 1989 LX 2.3 - Flowmaster muffler, American Racing Wheels

07-02-2009	#2 (permalink)
RLG34750 Forums Moderator View My Profile! 5.0L Member Joined: Dec 2007 Posts: 15,148 Threads: 472 Palm Bay Florida	well stock gap is .054 if it is running fine where it is i would not worry about it me personally i would open them up some...... __________________ Reggie Real Racers Don't Street Race PERIOD....... '88 LX Hatch With A Little Of This & A Little Of That...... 10.39 @128 MPH Soon to be faster....

07-02-2009	#3 (permalink)
apollo12 Apprentice View My Profile! 5.0L Member Joined: Dec 2007 Posts: 172 Threads: 1 Port St.Lucie Florida	are you running msd 6a or 6al then .044, if not then do what RLG34750 said and open to .052-.054

07-02-2009	#4 (permalink)
EagleAutosports Forums Moderator Contributor View My Profile! 4.6L Member 5.0L Member Joined: Feb 2007 Posts: 34,774 Threads: 148 Graham North Carolina	I would probably open them up a bit. __________________ MOOG Certified Tech. For mods and sound clips, see profile and gallery. Ask me why I ran "only" a 13.54. Member: NMRA Member: White Mustang Registry #362 Member: Fuzzy Dicer

07-02-2009	#5 (permalink)
Smoked88GT Made Member View My Profile! 2.3L Member 5.0L Member Joined: Jan 2008 Posts: 1,180 Threads: 177 OR Oregon	Now by opening them up, whats that going to do? __________________ "Don't chase your dreams.....hunt them down!" 1988 5.0 GT - H/C/I and some other goodies 1989 LX 2.3 - Flowmaster muffler, American Racing Wheels

07-02-2009	#6 (permalink)
ttopstang Made Member View My Profile! 5.0L Member Joined: Feb 2007 Posts: 824 Threads: 48 Birmingham Alabama	it should give you a bigger space for the spark to travel which gives you a larger spark to burn fuel more efficiently. __________________ 1987 t-top gt EFI 351w, trick flow heads

07-02-2009	#7 (permalink)
89coupe Senior Member View My Profile! Joined: Nov 2008 Posts: 2,604 Threads: 2 cartersville Georgia	40-50 is fine, the larger the gap, the harder the stock Ignition has to work. __________________ 89 Coupe 302- Canfield 195's, Comp Cams 1.6rr, Jay Allen Custom Grind, Systemax Intake, 75mm TB, 75mm Pro-M. 24lbs Injectors, Underdrives, Hooker Super Comp headers, 4.10's

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