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Forum: 5-ton and up

Here's the place to talk about your M54, M817, M123A1C, etc... the big boys!

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  1. Sticky Thread Sticky: Nhc250 valve injector overhead adjusting

    Started by augiedoggy, 08-01-2011 14:59
    4 Pages
    1 2 3 4
    • Replies: 32
    • Views: 11,274
    10-08-2019, 23:29 Go to last post
  2. Lightbulb Sticky Thread Sticky: M Series Door Latch Repair

    Started by majortom, 05-03-2009 13:45
    4 Pages
    1 2 3 4
    • Replies: 31
    • Views: 8,130
    07-17-2019, 18:26 Go to last post
  3. Sticky Thread Sticky: Internal Bed Size for M923

    Started by CARNAC, 03-21-2014 23:58
    • Replies: 2
    • Views: 3,272
    01-22-2019, 23:54 Go to last post
  4. Sticky Thread Sticky: M939A2 Filter Numbers

    Started by halftrack, 03-01-2010 14:43
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 19,453
    11-03-2018, 22:29 Go to last post
  5. Sticky Thread Sticky: Deciphering M939-series Serial Numbers

    Started by steelsoldiers, 02-03-2010 15:12
    2 Pages
    1 2
    • Replies: 14
    • Views: 9,683
    10-24-2018, 16:48 Go to last post
  6. Sticky Thread Sticky: 5 ton Parts Quick Reference Spreadsheet

    Started by simp5782, 02-03-2012 13:25
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 86
    • Views: 32,549
    09-18-2017, 23:27 Go to last post
  7. Sticky Thread Sticky: 5 ton fuel tank selector valve cleaning/rebuild

    Started by AMGeneral, 10-04-2011 20:58
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 65
    • Views: 12,450
    09-13-2017, 20:28 Go to last post
  8. Sticky Thread Sticky: M923 M939 VIN location....where I found mine.....

    Started by MO MV man, 12-18-2012 18:30
    3 Pages
    1 2 3
    • Replies: 28
    • Views: 8,253
    03-26-2017, 16:34 Go to last post
  9. Sticky Thread Sticky: M939 P2P Program On SS

    Started by steelsoldiers, 02-10-2012 17:38
    5 Pages
    1 2 3 4 5
    • Replies: 43
    • Views: 14,282
    02-17-2017, 12:09 Go to last post
  10. Sticky Thread Sticky: Insurance

    Started by swbradley1, 11-05-2013 20:37
    • Replies: 2
    • Views: 6,932
    06-04-2016, 07:49 Go to last post
  11. Sticky Thread Sticky: M939/A1/A2 ABS vs. Non-ABS Trucks

    Started by steelsoldiers, 01-06-2010 09:22
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 96
    • Views: 38,883
    12-30-2015, 10:46 Go to last post
  12.  
  1. What have you done to your 5 ton this week?

    Started by dezert ratt, 02-21-2012 22:53
    874 Pages
    1 2 3 4 5 ... 874
    • Replies: 8,731
    • Views: 447,716
    Today, 10:50 Go to last post
  2. goose neck trailer hookup.

    Started by dave thomas, 10-26-2013 19:20
    3 Pages
    1 2 3
    • Replies: 25
    • Views: 2,211
    Yesterday, 23:10 Go to last post
  3. Allison Automatic on 5 ton M923A2

    Started by Afterburn, 10-08-2019 19:50
    2 Pages
    1 2
    • Replies: 10
    • Views: 199
    Yesterday, 21:50 Go to last post
  4. New to me M936A2 engine idle / load issues

    Started by dcowan, 10-04-2019 09:28
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 510
    Yesterday, 11:14 Go to last post
  5. Cummins NHC 250 vs Mack ENDT 673

    Started by sandcobra164, 07-16-2016 00:27
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 3,278
    Yesterday, 00:38 Go to last post
  6. M925a2 Rear Main Seal

    Started by bachman502, 10-12-2019 22:06
    • Replies: 3
    • Views: 59
    10-12-2019, 22:40 Go to last post
  7. 53 michelin xzl tires

    Started by Iceman3005, 05-03-2018 02:55
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 66
    • Views: 2,340
    10-12-2019, 16:20 Go to last post
  8. Crew Cab 6x6 Options?

    Started by guntotnhippie, 10-07-2019 20:04
    4 Pages
    1 2 3 4
    • Replies: 38
    • Views: 694
    10-12-2019, 13:31 Go to last post
  9. MTVR RECOVERY from Yermo cali to Georgia

    Started by Elijah95, 08-07-2019 14:41
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 65
    • Views: 2,744
    10-12-2019, 12:21 Go to last post
  10. SouthWind 939J24 Coolant Heaters

    Started by sassriverrat, 10-10-2019 03:44
    2 Pages
    1 2
    • Replies: 10
    • Views: 126
    10-12-2019, 01:24 Go to last post
  11. 923a1 power steering pump and clutch fan

    Started by fly-n-hi, 09-29-2019 23:33
    • Replies: 3
    • Views: 78
    10-11-2019, 22:32 Go to last post
  12. NHC 250 Valve adjustment problem

    Started by 98hd, 10-02-2019 15:58
    • Replies: 7
    • Views: 192
    10-11-2019, 10:41 Go to last post
  13. CTIS: How I fixed my 5 flashing lights

    Started by Truck Girl, 02-28-2014 21:05
    2 Pages
    1 2
    • Replies: 19
    • Views: 1,610
    10-10-2019, 01:30 Go to last post
  14. turbo on a NHC 250 Cummins?

    Started by jh1990, 08-25-2006 14:54
    5 Pages
    1 2 3 4 5
    • Replies: 43
    • Views: 21,622
    10-09-2019, 21:29 Go to last post
  15. 5-ton ESP Trucks

    Started by HDN, 10-09-2019 12:42
    • Replies: 3
    • Views: 126
    10-09-2019, 19:14 Go to last post
  16. M816 wrecker King of Obsolete

    Started by King of Obsolete, 05-24-2019 10:46
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 51
    • Views: 2,615
    10-08-2019, 08:52 Go to last post
  17. Oshkosh P-19 rapid intervention vehicle

    Started by ZiggyO, 07-06-2010 14:11
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 5,826
    10-08-2019, 08:40 Go to last post
  18. M923A1 Problems after deep fording

    Started by Randyw, 09-25-2019 19:17
    3 Pages
    1 2 3
    • Replies: 29
    • Views: 812
    10-07-2019, 23:25 Go to last post

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