Engine and Transmission

6,421 topics in this forum

1. Injection pump leaking at the top.

   By Lmackattack, July 11, 2024
   • 12 replies
   • 894 views
   • 
   • Lmackattack
   • July 16, 2024

2. Mp8 sudden momentary loss of boost pressure

   By Rockwell, January 9, 2019
   • 7 replies
   • 7.3k views
   • 
   • mula
   • July 15, 2024

3. mp8 505hp with Allison

   By Jmar44, July 8, 2024
   • 2 replies
   • 347 views
   • 
   • Jmar44
   • July 9, 2024

4. 1974 V8

   By Supermutt, October 29, 2023
   • 23 replies
   • 2.3k views
   • 
   • Full Floater
   • July 8, 2024

5. Torque limit switch

   By Bliue dm, July 7, 2024
   • 3 replies
   • 532 views
   • 
   • Bliue dm
   • July 8, 2024

6. 2006 vision auto shift problem

   By Jason Chernoff, July 3, 2024
   • 0 replies
   • 264 views
   • 
   • Jason Chernoff
   • July 3, 2024

7. Heavy Diesel Tuner

   By TimberJack, June 29, 2024
   • 2 replies
   • 543 views
   • 
   • The Rubber Duck 006
   • July 1, 2024

8. owner/ operator 1 2

   By Rurey logging, May 29, 2024
   • 45 replies
   • 3k views
   • 
   • Fastduramax
   • June 30, 2024

9. engine size in 65 Mack B53

   By Gurney, July 16, 2020
   • 12 replies
   • 3k views
   • 
   • Yottagenew
   • June 28, 2024

10. Rebuilt t21010b can’t shift

    By Ericjdecket, June 21, 2024
    • 2 replies
    • 298 views
    • 
    • fjh
    • June 21, 2024

11. 2001 vision oil pressure problem

    By mackrmodel686st, June 11, 2024
    • 17 replies
    • 1.1k views
    • 
    • Joey Mack
    • June 21, 2024

12. EM6-285 engine

    By 933Scope, June 12, 2024
    • 15 replies
    • 1.4k views
    • 
    • fjh
    • June 19, 2024

13. Governor Spring Replacement time! 1 2

    By Full Floater, May 22, 2016
    • 31 replies
    • 6.1k views
    • 
    • Mackman87
    • June 18, 2024

14. Mack twin stick 6 speed issues

    By Mackman87, June 16, 2024
    • 8 replies
    • 529 views
    • 
    • fjh
    • June 17, 2024

15. 2003 AI-350 sudden 500 rpm idle. 1 2

    By JoeH, June 13, 2024
    • 25 replies
    • 1k views
    • 
    • fjh
    • June 17, 2024

16. Timing cover with counter rpm!!!

    By fernando_say, June 16, 2024
    • 9 replies
    • 497 views
    • 
    • JoeH
    • June 17, 2024

17. MP8 hot pipe

    By bubbamobilin, June 12, 2024
    • 6 replies
    • 863 views
    • 
    • fjh
    • June 13, 2024

18. Fan clutch or not!! How much is saved in diesel !!!

    By fernando_say, June 11, 2024
    • 5 replies
    • 461 views
    • 
    • JoeH
    • June 12, 2024

19. E7 350 injector retainer plug and threads broken

    By AJ02Vet, June 10, 2024
    • 3 replies
    • 417 views
    • 
    • fjh
    • June 11, 2024

20. E7 460 Jake Brake Oil Pressure Loss? 1 2

    By longshipconstruction, June 17, 2020
    • 33 replies
    • 7.2k views
    • 
    • fjh
    • June 10, 2024

21. EM6-300 econodyne Q

    By Straydog954, June 9, 2024
    • 11 replies
    • 765 views
    • 
    • fjh
    • June 9, 2024

22. 1979 Mack E6 engine cooling issue

    By RS Disposal, January 21, 2024
    • 22 replies
    • 1.3k views
    • 
    • fernando_say
    • June 9, 2024

23. E7 safe operating water temperature

    By coop661, June 6, 2024
    • 20 replies
    • 896 views
    • 
    • Joey Mack
    • June 7, 2024

24. Mack GU813 Code P107492

    By Hunter013, April 17, 2023
    • 5 replies
    • 1.3k views
    • 
    • The Heinz
    • June 5, 2024

25. New radiator and cooling system.

    By RS Disposal, May 15, 2024
    • 15 replies
    • 1.3k views
    • 
    • Geoff Weeks
    • June 4, 2024