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RE: Re: RE: M725 blowing apart oil filters! It's actually a common mistake. I think the engine size is similar and they both used the NP200 transfer case. The biggest difference other than the obvious fact that one is a Dodge and the other is a Jeep, is that the M37 is 3/4 ton and the M715 is...

Re: RE: M725 blowing apart oil filters! Negative, it's actually a single over head cam, 230 c.i. inline 6 cylinder that was pretty sophisticated for it's early 60's introduction. It's a decent engine and makes good power, but is very hard to find internal parts for and they have less than...

I'd try to see if you are getting oil pressure to the head. Since you didn't specify, I am assuming you have the original 230 OHC engine, which is famous for issues with the oil line to the back of the head. Take the cover off and run it and see if you are getting a good amount of oil to all...

There should be a relief/bypass valve in the filter itself. If it has a visible spring in side the filter, then it has one. Just about all modern, name brand filters have them today. If it has one and it's still blowing the filter, then you have some sort of blockage in the system beyond the...