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Author Topic: spark plug recomendation  (Read 2451 times)
Fst Blk
Bill Watson
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« on: July 04, 2016, 08:14:10 pm »

Need some spark plugs for my 351w with TW heads. Suggestions?
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67 MUSTANG FASTBACK... on Jackstands

Living the dream or running it down... Haven't figured out which yet.


http://67fastback.webs.com/
juiced coupe
Six figures worth of don't give a f*ck
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Big Block
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Location: Pascagoula, MS
The land mass between New Orleans and Mobile


« Reply #1 on: July 04, 2016, 08:38:57 pm »

Autolite 3924 is good for most street applications.
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Doing more with less, or something like that.
http://sbftech.com/index.php/topic,20009.0.html

Quote from: Monte Smith
Bottom line, if it was the hot ticket, the fast guys would do it.............they don't

You might need some Titanium rods and a flow bench!  LMAO on floor

I honestly don't get it.

I'm sweating, my heart is racing, my clutch foot is twichin', and my right arm punched the computer screen doing an involentary 2-3 shift while reading all that. 
mighty mouse
"Prom King Mista Nathan Moonen"
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Big Block
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I'll be the Judge of that


« Reply #2 on: July 04, 2016, 09:17:26 pm »

NA I'm assuming?
3923 if you have 15% ethanol....3924 otherwise.
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1986 Mustang GT Convertible
Suspension and Differential by Team Z Motorsports
9.5 Deck Forged Stroker Shortblock by FordStrokers
Trick Flow High Ports and Super Vic EFI intake by Duane Busch

I'd rather be a fool who is loyal to his friends than a POS that jumps ship to save face. We were wrong in the end, but nobody can ever call us disloyal. I can live with that.
Jeff351w
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393 build & new trans in progress


« Reply #3 on: July 05, 2016, 02:14:29 am »

Just out of curiosity, what about 10% ethanol NA?
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Quote from: mighty mouse

I often have tires with just too much tread or a fuel tank that is just too full. Accept no substitutes!
Fst Blk
Bill Watson
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Re:
« Reply #4 on: July 05, 2016, 06:56:11 am »

NA. Thanks guys.
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67 MUSTANG FASTBACK... on Jackstands

Living the dream or running it down... Haven't figured out which yet.


http://67fastback.webs.com/
Fst Blk
Bill Watson
Big Block
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Posts: 2683


Location: Southeast Kentucky

WWW
« Reply #5 on: July 14, 2016, 05:15:56 pm »

What gap on these?  Whistling

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67 MUSTANG FASTBACK... on Jackstands

Living the dream or running it down... Haven't figured out which yet.


http://67fastback.webs.com/
juiced coupe
Six figures worth of don't give a f*ck
Global Moderator
Big Block
*****
Offline Offline

Posts: 8383


Location: Pascagoula, MS
The land mass between New Orleans and Mobile


« Reply #6 on: July 14, 2016, 06:24:49 pm »

What gap on these?  Whistling



While it may vary some,  0.040" is a good start. I've never needed to run more, and run a lot less when using nitrous.
Logged

Doing more with less, or something like that.
http://sbftech.com/index.php/topic,20009.0.html

Quote from: Monte Smith
Bottom line, if it was the hot ticket, the fast guys would do it.............they don't

You might need some Titanium rods and a flow bench!  LMAO on floor

I honestly don't get it.

I'm sweating, my heart is racing, my clutch foot is twichin', and my right arm punched the computer screen doing an involentary 2-3 shift while reading all that. 
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