When we wanted to tow our 60, I asked Marv Spector about it.
He said to use 2H and trans in neutral. Why? He said with the transfer case in neutral, it does not sling enough oil to keep all the moving parts lubed. Is he right? Not sure, but I have towed our 60 probably 30k miles with no issues...
My Isuzu diesel/H55 swap made a similar sound when I first completed the swap. The H55 was in my 60 with the 2f and did not make the sound.
I never tried moving the shift lever to see if the noise stopped, but pushing in the clutch stopped it.
I looked and listened and asked, no good answers...
On my Isuzu 4BD2, with basically the same pump, I have used s couple really long extensions with a universal and socket. This works ok.
Then, I made this...Spare wrench, torch, grinder, and 15 minutes. Works great!!!
Never seen or used a Pull-Pal.
But, I carry a 2 foot long piece of 4X8 and a short piece of 2" diameter pipe for an anchor.
To use, you must dig a little to place the 4X8 down about 18". Then wrap cable around 4X8 and pipe, bury and start recovery. I have never had it pull out. The pipe...