1st Gen. Ram - All Topics Discussion for all Dodge Rams prior to 1994. This includes engine, drivetrain and non-drivetrain discussions. Anything prior to 1994 should go in here.

90 to 74 swap

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Old 12-24-2005, 01:32 AM
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90 to 74 swap

Has any one taken a 1st Gen and put in an older truck? I bought a 90 Dodge with 36534 miles and going to install in my old 74 power wagon 4x4 any suggestions for tips on swap?
Old 12-24-2005, 01:45 AM
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sorry, i cant help you with a swap...

but 30,000 original miles in a 90 is pretty **** good.how does the rest of the truck look? i've seen clean original low mileage 1st gens go for silly amounts of cash over 10k. perhaps its nice enough to sell and buy a wrecked 2nd gen or 24 valve that you could pilfer a motor from and have yourself a more powerfull, efficient motor from the get go.
Old 12-25-2005, 01:00 AM
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Swap

Actually its a Tow Tractor made by Dodge to pull Military Aircraft equipment around, it has a Dana 70 1 ton rear end in it and a short body but the front end cab and fenders is in excellent shape this way I may able to put the wiring and steering column in hope will convert. I picket it up for $2200 hundred from an Goverment liqudations.
Old 12-25-2005, 05:52 AM
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Originally Posted by Carl
Actually its a Tow Tractor made by Dodge to pull Military Aircraft equipment around, it has a Dana 70 1 ton rear end in it and a short body but the front end cab and fenders is in excellent shape this way I may able to put the wiring and steering column in hope will convert. I picket it up for $2200 hundred from an Goverment liqudations.
If you are going from 4x4 to 4x4 I think that the easiest method would be rolling the military bed off the frame, cutting the frame, then splicing it onto the other frame. Then swapping in the front differential.

Out of curiosity, what is the wheelbase? Is it the same as a Ramcharger?

I looked at buying one of those. Take the mileage and divide it by the hours and it usually comes up to an average speed driven as 8 - 10 mph. If you take the hours and multiply by 40 it will give an idea of how many average road miles it would have actually traveled at 40 mph. Still not a bad deal overall.
Old 12-25-2005, 09:58 PM
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I am currently involved in installing my 91 into a 85 crew cab. Some problems that I have ran across. Trany mount in different location, frame is 1 inch thicker.

Not sure on your set up but mine those were a few on the problems that I had.

I converted the 85 to 4 X 4 and used 91 engine cross member and radaitor support cross member. But I have heard of guys using the older motor cross member and lengthing the slots for the mounts.
Old 12-25-2005, 11:28 PM
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Well im installing it in a 4x4 74 power wagon extended cab short bed, the doner 90 is a 2x4. Trebor I haven't multiplyed the milage and hours yet but will let you know thanks.
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