1991 V3500 Project Heavy Hauler

[kevinr1970]

Originally Posted by MTCK

Motor has developed a pretty noticeable knock and I used about a quart of oil over the ~400 miles. Everything else worked flawlessly. Had to use 4wd just about every time to get out of my driveway, but was good after that. I get a loud rubbing noise under hard acceleration in 1st gear. I think it might be the fan hitting the shroud, and may try placing my gopro under the hood and seeing if I can make it happen. I would not be surprised if the motor mounts are shot - the t-case shifter sure moves a lot.

Did you ever get this figured out?