Post by
Rev_D21 »
https://forums.nicoclub.com/rev-d21-u4222.html
Sun Sep 06, 2009 5:25 am
I saw this happen on a 93 HB. What happened there was by cranking the truck the muffler filled with gas fumes. One cylinder caught igniting everything in the exhaust system. The muffler turned into a grenade.