should the engine/exhaust be hot when I back out the cat bolts?
#1
should the engine/exhaust be hot when I back out the cat bolts?
I plan to soak the bolts w/ PB Blaster the night before and then soak them again in the morning before I TRY to remove the 3 cat bolts. Should they be cold or should I fire up the engine beforehand to get them warm?
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