Posted by Greg Coffin [4.228.135.201] on Friday, February 24, 2012 at 19:48:15 :
In Reply to: Re: M37 trans interchange to WDX ? posted by Kaegi [24.16.253.154] on Friday, February 24, 2012 at 18:57:04 :
I believe that M37 bolt pattern matches the WC 3/4 ton and all pre-1955 FF bolt pattern. The internal gears are the same as a NP420, but was never called a 420. It's a real easy way to get synchro 3rd and 4th on an early truck.
Greg
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