B-414 any chance of repowering it?

tractorsam

Well-known Member
I've got to do some work to a fairly run down B-414 in the near future with the BC-144 gas engine in it. Looking online at overhaul kits it seems that this is a fairly spendy engine to overhaul compared to the diesel. Also the carb and governor are not very good. Are there any reasonably simple engine swaps other than the diesel? Thanks, Sam
 
IH used another totally different series of engines that mated up to that trans. I'm not sure if there were adapters used, or just other engines with the same bolt pattern.

Tractors like the IH 424 used the British diesel BD154, but when gas version they used the C146 instead of the British BC144. I've worked them and never noticed any adapters - but can't say it's something I was looking for.

I think the BC144 is a very good engine. If the block is sound, why change? The carb is no big problem. Just a British Zenith downdraft. It's a 30 mm carb very similar to the Solex carbs used on many small cars - including Volkswagens. I've fixed many and made my own gaskets - even though gasket kits, floats, and new accelerator pumps are still available new. Usually you make one new gasket, free up the stuck pump piston, and they work fine. That is, unless you've got the cheap VNN version that doesn't even have the pump. If so, it's even easier to work on. VN has the pump, and VNN does not.

As to the engine parts? Sleeves are the same as for a diesel and easy to buy right here on this Website. In fact, the diesel pistons might also work - but check first. Since the diesels are IDI and have flat-top pistons, the diesel pistons might work fine. That if the gas pistons are also flat-top and not dished (I can't remember). Worst case - if you don't want to buy a new kit - buy bare new diesel sleeves and fix the pistons with Hastings repair-shims.
 
Thanks for the suggestions. The reasons behind the potential engine swap were two fold. One, the existing engine is certainly getting tired. Two, the carb and governor are not working anything as they should. It acts as though it's throttle governed and various parts have been farmerized with threaded rod and baler wire. I figured it might be easier to go with something that I know than trying to guess how this is supposed to be assembled. I'll have to pull it apart and have a look. Thanks, Sam
 

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