Kubota engines: wet or dry liner? I have a 1.8L / 111ci L3700

   / Kubota engines: wet or dry liner? I have a 1.8L / 111ci L3700 #1  

buttstock

New member
Joined
Jan 13, 2018
Messages
4
Location
Maine, ayuh
Tractor
Kubota 3700su
Ok motor heads. I have a 2011 Kubota L-3700su 37 hp tractor (1.8 L 111ci 3 cyl Kubota diesel engine). Do Kubota engines ( particularly mine) have wet or dry liners / blocks?

What I mean is, is the engine block cylinder area bored out with material left intact, THEN a sleave liner fitted ( being dry liner, as the liner insert never is in direct contact with coolant or oil).

Or is it a wet liner design, where the liner itself is the sole device surrounding the piston, with the liner itself is in contact with fluids?

Or are the engines NOT LINED or sleeved at all, and are just bored out cast iron?

Are some engines in the Kubota engine line wet liner and some dry liner? If so which are which? I do not see any mention of this design feature in any of their specs or tech data.

Thanks in advance. Ultimately, is my 1.8 L. Kubota a wet- or dry-liner design?
 
   / Kubota engines: wet or dry liner? I have a 1.8L / 111ci L3700 #2  
They are just bored out cast iron. No liners.

Your engine is a D1803.
 
   / Kubota engines: wet or dry liner? I have a 1.8L / 111ci L3700 #3  
I don't think I've ever seen a wet liner Kubota diesel...

SR
 
   / Kubota engines: wet or dry liner? I have a 1.8L / 111ci L3700 #4  
They are all parent bore.

Sleeves in farm equipment engines have long since gone the way of the Doo Doo bird.

SDT
 

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