Originally Posted by MEMRACING62
as always a lot of sealer falures are the result of improper cleaning
DING DING DING!!!!
Gotta clean it for any of them sealants to work.
I use alcohol or brake parts clear to remove ALL oily residue and I too use ultra black, no leaks here and yeah.....
The intake/oil pan are sometimes a bitch to get off but its worth it.