Originally Posted by treerootCO
It looks to me like it missed twice. Once at 150 seconds into the test and another at 185 and that was enough to fail the test. We can see about cooling down your engine and maybe just run 91 octane to cover any detonation due to higher operating temps.
Sounds like a plan. I went a head and ordered a CAT from Beno so can put that on the truck as well. Also next time I will probably use 3 or 4 bottles of Heet.