Stock predator plug and oil

[jbrooks02]

Which plug is everyone running in a bone stock predator that makes the most power? Also what type of oil?

 

[jsf74]

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[KochRacing]

Which plug is everyone running in a bone stock predator that makes the most power? Also what type of oil?

Alot of people use the Autolite AR3910X
I use mobil 1 5w30

You will see many different opinions on the topic for oil.

 

[mike97760]

if its truly bone stock use the plug that came with it, or at least replace it with the equivelant in your favorite brand. 5w20 synthetic oil.