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Recommended spark plug gap?

EricG

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#1
Hey everyone, always so much good info here. I am having my spark plugs replaced on Thursday, 53k miles on the car and it still runs fine. I will be sure to share pics of the OEM plugs that we take out.

So I am installing the factory Bosch iridium plugs SP196724AC and I am having it done at the dealer so they will obviously know the OEM spec, - but I just want to have the proper info as a backup. Car is still stock for now.

Any thoughts? @16GoManGoHC2 ??? @Speedy! ???
 


BULL

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#2
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Wizza

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#3
1757463804243.jpeg

Different setups can change these values
 


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EricG

EricG

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Thread Starter #4
View attachment 172333

Different setups can change these values
So I think my redeye stock/sea level makes ~14.7 psi and I live at 5300+ elevation so my car only makes ~12.5 psi.
 


vortecd

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#5
I ran .028 at 22 psi when I put my whipple on. When the car was apart last winter I went to .025. I ran .028 with my Mustang also at 22psi.
 




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