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The gears are nice, but there is, or starting to be anyways, a (small) market for transmission swaps. The A440 is okay stock, but several of us diesel boys have modded our 1HDT's now, and the transmission is a very weak link now. Even the stock 5 speeds are apprently have clutch slippage issues after modifying turbos and fuel input.
So something more robust, with a lower first gear, would be "the cats meow".
Does anyone know of any NV4500's that have been swapped into an 80?
A couple... one member in Canada that put one behind a 6bt cummins diesel comes to mind.
Advance Adapters has an 95/97 80 series drive train at their shop, I have been in some lengthy discussions with them about getting an adapter developed for it. Their main focus right now is the 4spd Atlas with it's design revisions. Perhaps when they are finished with that project I can try to get them back onto the project, I think a 2spd is enough for an 80 series, a 4spd might be pushing it in relation to the gas tank location.
Considering the 80 series rear axle is only offset by 4" to the passenger side the center output on the Atlas will have little affect on driveline issues.
yank it
AA is not going to do the atlas for the 80. even if they did they would sell like 10. i have wasted so much time on the phone with them
and the marks box is not worthy
the marks 3.1 tcase gears are still holding strong in my truck.
i would consider yanking the yota tcase out and runnning a divorced atlas 3.8....someone should do this
beno said:Because some of us are purists....
And by purists you mean slow when you want to go fast and fast when you want to go slow?
Gumby said:And by purists you mean slow when you want to go fast and fast when you want to go slow?
Egg-zachary.....
Drove a 5.3l/4L60/NP203/split case 80 today. I have no idea why any body would screw around with 2k worth of 3:1 or a supercharger. This thing had way more performance than a supercharged 1fz and real 4:1 and 2:1.
PKP80 said:- Whos Truck?
- Are they on the MUD board?
- Pictures of install, inside the cab, etc?
I have Advanced Adapters quoting me on a custom input shaft and adapter place for the 80.
Mr Bryan here on mud. No write up that I've heard of.