what's on your truck today says nothing about what GM put there 60 some years ago, but the governor was optional for other than school buses .... yes, sounds like it may have been over revved, but could also have been other events, the only thing to do is treat it well after you rebuild it wink

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature we find it attached to the rest of the world" John Muir
"When we tug a single thing on an old truck, we find it falls off" me
Some TF series details & TF heater pics & Rust-a-holics Unanimous parking lot