Yanmar 3000 / 3t84t-n replacement engine

   / Yanmar 3000 / 3t84t-n replacement engine #1  

moljacama

New member
Joined
Mar 9, 2010
Messages
9
I've got a Yanmar 3000 with a FEL. The engine overheated so badly that it cannot be repaired. It was a 3T84T-N engine. I am hoping to purchase a replacement engine and the replacement doesn't have to be a 3T84T-N either. Does a comparable engine type exist? Even one that would require a few modifications of some sort would possibly be okay. My efforts to find an exact replacement for a 3T84T-N thus far have only resulted in finding rebuild/repair kits which I cannot use.
 
   / Yanmar 3000 / 3t84t-n replacement engine #2  
The 3T84T-N was only in the YM4220 so someone has already done some kind of an engine swap at some point. Did your engine have a turbo (The 'T' in 84T-N)? The factory engine was a 3T84. I'm not aware of any other engines that would be a direct bolt in- especially since there would have already had to be modifications made in order to use a 3TN84T-N.
 
   / Yanmar 3000 / 3t84t-n replacement engine
  • Thread Starter
#3  
Aaron, I don't think it had a turbo. I'm not sure what the turbo's look like but if they're anything like a turbo on a regular car, then no, it did not have one. I'm attaching a picture I took of the plate on the engine. 3t84t-n.jpg
 
   / Yanmar 3000 / 3t84t-n replacement engine
  • Thread Starter
#5  
Winston, thank you for the turbocharger picture. My engine definitely did not have one installed. I appreciate the replies as they confirmed what I was thinking which is that I going to have to get another tractor - although I'd really rather keep using the one I've got! Thanks again.
 
   / Yanmar 3000 / 3t84t-n replacement engine #6  
Aaron, I don't think it had a turbo. I'm not sure what the turbo's look like but if they're anything like a turbo on a regular car, then no, it did not have one. I'm attaching a picture I took of the plate on the engine. View attachment 651011

3T84 was used in more of the YM series than most. It shouldn't e too hard finding an engine.

From the Yanmar Model Listing off of the Yanmar Tractor Owners Group over on GruopsIO, 24 of he Gray Market used them and 6 o the US domestic used them. A few of the John Deere's used them too.

Did you reach out to Fredrick's in AL yet? Or even WKY Tractor Salvage where they specialize in just Japan imported tractors and the ones painted green called John Deere.

Fredrick's just did a major overhaul to their site. Rather than a PDF catalog, it's now focused with items for on-line review and sales direct.
https://fredricksequipment.com
tel: 256 751 3555

WKY Tractor Salvage
West Kentucky Tractor Parts
 
   / Yanmar 3000 / 3t84t-n replacement engine #7  
Was poking around on CL and found a fully working Yanmar 3TN75-RJ engine coming out of a John Deere shortly. Owner wants a turbo engine out of a Kubota put in it's place.

Yanmar 3cyl diesel engine - farm & garden - by owner - sale

This is a 2-hr drive from me. But, should someone need an engine ....
 
   / Yanmar 3000 / 3t84t-n replacement engine #8  
There may be even more applications for that engine beyond farm tractors - maybe excavators, snow grooming stuff, generators, marine engines, whatever.

I found my YM240's engine was widely used for the refer units on semitrailers and for fishing boats back in the day. (with different manifolds etc).

Sometimes tracking a known unique component - injector or something - on Ebay will list other applications.
 

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