J Jim Brierley Well-known member Nov 25, 2023 #21 I've been running a bit of Marvel Mystery Oil to the tank of my Model A and my 601 tractor ever since my tractor stuck a valve, caused by dry gasoline.
I've been running a bit of Marvel Mystery Oil to the tank of my Model A and my 601 tractor ever since my tractor stuck a valve, caused by dry gasoline.