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  1. S

    Need engine for D8N. Is the dozer version special ?

    I think you misread his post. The arrangement numbers on these two engines are very dissimilar. The dozer engine arrangement number is 4W9497. The 3ZJ engine has an arrangement number of 4P1224. The 3ZJ engine is an intercooled 425HP truck engine with a compressor mount, Jake brake and a...
  2. S

    Need engine for D8N. Is the dozer version special ?

    Yeah ! I'm not delusional. They were in the midst of rebuilding this engine and have already rebuilt the block, crank and cylinders. Our timing was perfect. The fuel pump was just rebuilt. All we need to do is get a replacement governor drive, which this shop says they already have...
  3. S

    Need engine for D8N. Is the dozer version special ?

    Thanks for the advice, but it isn't quite that simple. The arrangement used in a D8N is kind of rare, at least as far as replacement engines go. We were able to find 1 engine of the correct arrangement in all of North America. They wanted about US$22K for it, plus our core. And it would...
  4. S

    Need engine for D8N. Is the dozer version special ?

    I honestly can't say. It could be either. It took a week to get that much information on the engine. They were pretty sure it started with a 1, so it must be 3ZJ16923. They must have doubled up the 3 and the 8 ? Finding a replacement engine for this thing was a big headache. If this...
  5. S

    Need engine for D8N. Is the dozer version special ?

    That is the second half of the engine serial number, not the arrangement number. ie 3ZJ1169238 I don't have an arrangement number for it. There might be 1 too many 1s at the start. It might be 3ZJ169238 I've got access to a Cat parts system now. They have 3 serial number divisions...
  6. S

    Need engine for D8N. Is the dozer version special ?

    Cmark: can you give me a quick compatibility comment on a 3ZJ 1169238 ? Thanks.
  7. S

    Need engine for D8N. Is the dozer version special ?

    If you look to the left, you'll see that I'm from Canada. I'm not aware of any off road engine emission rules up here. I think we've got a replacement machine to finish the current job. I think we are going to find a new block and rebuild our current engine.
  8. S

    Need engine for D8N. Is the dozer version special ?

    I'm still digging for engines. I've found a 3406E from a D8R. How hard would it be to make it fit ? Apparently there is a kit (Cat part #3080 326) to put a C13 into a D8N. The 3406E should be similar ? Thanks
  9. S

    Need engine for D8N. Is the dozer version special ?

    Many, many thanks for this. I'm expanding my search for the engines you list above.
  10. S

    Need engine for D8N. Is the dozer version special ?

    "I'm a bit busy at the moment. I'll look into to the 70V25173 for you later." Thanks
  11. S

    Need engine for D8N. Is the dozer version special ?

    I possibly found an engine... serial number 70V25688. Arrangement number 5R6706. Will it work ? Could it be made to work ? Thanks
  12. S

    Need engine for D8N. Is the dozer version special ?

    I've just been informed that the powers that be want a complete replacement engine ASAP. It has to have turbo, fuel injection pump, water pump, etc. They want it to have warranty. No longblocks. No wrecker specials. Any and all help would be greatly appreciated. Thanks
  13. S

    Need engine for D8N. Is the dozer version special ?

    Good morning, Cmark. Thanks for your replies. You seem to know more about this engine than our local Cat dealer does. I really appreciate the time you are giving this. I don't know how you figured that out, but those are the numbers on our engine. I got them overnight. Apparently the...
  14. S

    Need engine for D8N. Is the dozer version special ?

    Thanks for your help. The machine serial number is 9TC 01434.
  15. S

    Need engine for D8N. Is the dozer version special ?

    Not for the engine. Not yet. It just failed. I'm not at the jobsite. The machine serial number starts with 9TC.
  16. S

    Need engine for D8N. Is the dozer version special ?

    We need an engine for a D8N ASAP. The D8N uses a 3406. I spoke with a Caterpillar partsman and he told me that the D8N engines are special and that other 3406 engines (or longblocks) won't work. Does anyone know what is different about the D8N 3406 versus a truck 3406 longblock or other...
  17. S

    Why haven't scrapers evolved very much ?

    This coming from Mr. Backhoe man that says "Down here $50,000.00 a year is a pretty good living."
  18. S

    Why haven't scrapers evolved very much ?

    Busted... by a bunch of know it all scraper operators. :rollseyes: How will I ever live ? I didn't realize you had to be a scraper God to ask questions on these forums. For some silly reason I thought it was a place to learn and exchange ideas.
  19. S

    Why haven't scrapers evolved very much ?

    Nice attitude, guys. It wouldn't matter how many hours I told you guys I had because you'd come on and criticize it. Fine. So be it.
  20. S

    Why haven't scrapers evolved very much ?

    I grew up with scrapers. My family ran a large road construction company. I left that scene and now I am being asked to come back.
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