I have to go to bed so I can get up at eight tonight and go back into work so it’s no rush. I mean whenever you find out is fine because like I said, I wanna pull the oil pan off the new engine and at least put a rear main seal and the oil pan seal back on it gasket and look at everything as much as I can before I transfer the engines out and then I got a buy a clutch and throw out bearings and all that stuff because I wanna put all that new when I put it back in together.
Cummins Engine Identification help please
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Binderdavemays1, May 28, 2025.
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I’ve got a dozen old pumps on a shelf that the tags on them do not match the calibrations of what they came off of. Unless it is still 100% original Those tags generally mean nothing over the years of tinkering, fixin’ and swapping these engines get. Ive got a sc 250 non turbo with a bc pump on it. Tagged for a formula 350. Lol.
OLDSKOOLERnWV, bjytech, W923 and 1 other person Thank this. -
You guys can continue on with the debate and the opinions and the information and to help trust me. I’ll read it all when I get up tonight again I can’t thank you all enough
the bummer part of all this is is a so hard to find a Cummins mechanical mechanic.
I know they’re out there, but they’re retired or they just don’t wanna mess with it anymore. I wish I could find one that I could pay to teach me everything they know. -
Also, if anybody has a cool inexpensive idea on a cradle/ stand that I can build to put this small cam on in my shop so I can roll around and work on it and yet keep it out the way
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Binderdavemays1, SmallPackage and W923 Thank this.
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Think CPL 695 is the 400 Magnum small cam engine from what little info I found. I don’t know if the parts are still available but sure they are somewhere. Call around and see if that CPL comes up… be your next bet versus a good 350 with pump work and injectors. Good pump will surprise you…
BoxCarKidd Thanks this. -
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Yes but… the small cam 400 was CPL 695 from what I’m finding,
So, if you ordered a rebuild kit for CPL 695 you could build it directly as a 400 instead of a hot 350…. -
Keep in mind you may have to change the offset key on the camshaft gear too to change the timing.
You don’t just add fuel and create a 400 engine, there’s a lot involved….Binderdavemays1 Thanks this. -
Pump shop called back and confirmed your pump is calibrated for a 350….
Binderdavemays1 Thanks this.
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