Spark plug gap recommended for Autolite 3923? - Ford Mustang Forums : Corral.net Mustang Forum
 
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post #1 of 8 Old 03-07-2009, 02:18 PM Thread Starter
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Question Spark plug gap recommended for Autolite 3923?

After doing some research it seems many agreed on the Autolite 3923 for a turbo at or around 10 -13lbs of boost. So I have them, but I have read many different gap settings, 34, 36, 38 40 and larger. Which is correct?

Thanks,
Ben Semper Fi


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post #2 of 8 Old 03-07-2009, 02:37 PM
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Let's make a thread about every question you have jk

.030, end of thread.


Precision 67mm turbo, this and that.
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post #3 of 8 Old 03-07-2009, 03:46 PM Thread Starter
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Ha! But wait, there's more. 0.30 it is, thanks.

88 Notch. QT PT 6776 turbo kit, Edelbrock RPM, Cometic, Crane 1.6, f303, LW bell, 6 pt., 3.73, strange adj. 6AL, MB Jr. upper/lower control arms, T5-Z, SRP pistons, main support, windage tray, FAST XFI, Strange spool & 33 spline axles, c-clip, Spec III, Flaming River man. rack, Team-Z anti-roll
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post #4 of 8 Old 03-07-2009, 03:56 PM
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thats about where i have mine .32 i think

1967 Mustang Coupe
1990 Mustang GT Turbod DD
1987 Mustang GT Turbod-9.75 @ 140mph gone but not forgotten
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post #5 of 8 Old 03-08-2009, 05:47 AM
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.030


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1990 Titanium Frost Coupe, Quicktime Turbo Systems, Silverfox 700 AOD, Dirtydog Converter, TFS Heads, 42lb Injectors, E 303 cam, 501 RWHP
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post #6 of 8 Old 03-08-2009, 01:07 PM
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.028-.030 on the same plug here

1986 Mustang GT
306 E303, TEA 185 TW, Quicktime Turbo 67mm, Redneck C4 15lbs boost
525hp/626tq
*Sold drivetrain - Rolling Chassis may be available*
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post #7 of 8 Old 03-08-2009, 05:24 PM
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.025"
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post #8 of 8 Old 03-08-2009, 07:03 PM
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Quote:
Originally Posted by stangjumper View Post
.025"
+1
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