First off....if you're going to DIY, you have about the easiest rig to work on (coming from someone that has both a 77 Dodge Sportsman RV as well as a 2000s Class A). 318, 360, and 440 are pretty much bulletproof engines, and the 727 automatic is bombproof. Is there anything at all getting power?
36ft Damon Intruder Class A - 37ft National Sea Breeze LX Class A
-Past RVs: 19ft Sportsman, 24ft Jayco, 30ft Coachmen Mirada. We had some good times.
"Im a car guy...you've been warned" lol