Quote:

Quote:

It's an eddy head 416 stroker with 12:1 compression.

If it is 12.0, you should be able to run a hotter plug like the BCP7ES, BCPR7ES. The -8 should be fine too, but they are on the cold side for that CR.



thats what i would de for sure to clean up those plugs without an issue and to avoid detonation.