What spark plugs do you run?

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Layne02

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Just curious here, what spark plugs to run. Right now I have Autolites in. Reason I ask too is because I also have a set of Accel that I bought for it , but the part that is inside the head ( dont know what to call it ) is longer on the Autolites . Like it is further into cylinder, but both seem to work. Just got me thinking what is best.
 

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NGK TR6 in later model GMs


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AC, NGK, Denso or Accel.
 

bucket

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Come on what’s wrong with aughtalite? Lol

Lol. Those are still better than the Bosch platinums that all the parts counter boys want to peddle.
 
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Honky Kong jr

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Lol. Those are still better than the Bosch platinums that all the parts counter boys want to peddle.
German stuff likes them but I wouldn’t put Bosch in a Chevy
 

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Ok , so what about the depth of the plug inside of cylinder, does it make any difference?
 

Honky Kong jr

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Ok , so what about the depth of the plug inside of cylinder, does it make any difference?
How much are we talking about? Pic speak a 1000 words
 

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Ok , so what about the depth of the plug inside of cylinder, does it make any difference?

All brands offer different plug types.
 

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German stuff likes them but I wouldn’t put Bosch in a Chevy

Yeah, but Joe Blow goes into his local Advance Auto for tune-up parts for his Malibu. Chances are good he's going to walk out of there with a set of store brand wires and a pack of Bosch Platinums. And a few months later on a rainy day, will get a random misfire and a flashing check engine light.
 

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Yeah, but Joe Blow goes into his local Advance Auto for tune-up parts for his Malibu. Chances are good he's going to walk out of there with a set of store brand wires and a pack of Bosch Platinums. And a few months later on a rainy day, will get a random misfire and a flashing check engine light.
Definitely
 

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Autolite or NGK, period.....
 

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I run AC Delco in the old girl
 

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