I would think so. A 3/8 belt really does'nt fit in the 5/8 groove. I would think it's slipping and then finally grabs from tension? Has it always been set up that way or?
Depending on your actual pulley's and set up the Napa one might work?? I can check the actual belt lengh tomorrow if you need.
Todd
Last edited by Shaffer's1950; 03/10/2024 3:46 AM.