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electric fan was on my list of things to do. I'm use to cars with bad cooling

The truck doesnt have an RPM gauge so I am scared to see go too fast. I'm worried that I would be cruising in Redline or something like that. I'm going to wire a tach up so I can see where I am with engine speed. But, the tach isn't working either, so I will need to fix that in order to figure...

In terms of gearing, the m37 is 5.83 stock. I can spend a boat load of money to change the gearing to 4.89 but thats still pretty far off from your 4.10 gears.

65 sounds good!

Let me clarify this. The SM420 allows the truck to be in 2wd mode as much as I want. I use the transfer case to put the truck in 4wd hi and 4wd low, Just like everyone else. My question was: I would like to retain this feature, meaning I would like to keep the transfer case. But the gearing of...

Hey guys, I'm finally picking up that Chevy 350 powered M37 I posted about a while back. The seller had been out of town every weekend since i saw the truck in person. As a follow up the truck has: Chevrolet 350 engine, Sm420 Transmission. I don't know the exact tire size but its not stock as...