Engine and Transmission

6,492 topics in this forum

1. Mystery 2015 GU electrical problem

   By steeler, December 10, 2020
   • 6 replies
   • 2k views
   • 
   • steeler
   • May 14, 2024

2. Rebuilt engine fuel knock

   By DJ Truck Repair, May 12, 2024
   • 7 replies
   • 751 views
   • 
   • fjh
   • May 14, 2024

3. 2005 427 asset egr

   By Artful dodger, April 29, 2024
   • 20 replies
   • 1.6k views
   • 
   • fjh
   • May 9, 2024

4. 1959 B75F Engine service

   By Cumminspr513, April 25, 2024
   • 3 replies
   • 675 views
   • 
   • Firemack
   • May 7, 2024

5. Looking for e6 mechanic mobile help please

   By Dwhauling, May 6, 2024
   • 0 replies
   • 355 views
   • 
   • Dwhauling
   • May 6, 2024

6. ASET AC engine woes 1 2

   By dieselpowerstroke, February 8, 2024
   • 45 replies
   • 4.2k views
   • 
   • 96bulldogpower
   • May 6, 2024

7. Synthetic blend 15W-40 oil in an old Mack ?

   By Mikesbucketlistmack, May 2, 2024
   • 0 replies
   • 436 views
   • 
   • Mikesbucketlistmack
   • May 2, 2024

8. Mack AI460 AI427 AMI low torque low horsepower poor fuel mileage granite , dead dog , remediation 1 2 3 4 11

   By Mack Technician, June 21, 2017
   • 271 replies
   • 84.8k views
   • 
   • JoeH
   • April 30, 2024

9. Etech 100 psi fuel return valve

   By raydurr, April 25, 2024
   • 5 replies
   • 567 views
   • 
   • fjh
   • April 26, 2024

10. 1951 Mack A-40 Engine ID

    By 6Wheeler, April 8, 2024
    • 19 replies
    • 1.5k views
    • 
    • mechohaulic
    • April 23, 2024

11. 2019 Mack MP8 Injectors-fuel system 1 2

    By Munnon, June 10, 2018
    • 31 replies
    • 19.2k views
    • 
    • csmall06
    • April 18, 2024

12. Econovance on a 95 CH613

    By Midland Oilfield, April 12, 2024
    • 2 replies
    • 526 views
    • 
    • fjh
    • April 18, 2024

13. Synchronizer in the Mack t310

    By petehall12, April 17, 2024
    • 6 replies
    • 870 views
    • 
    • Geoff Weeks
    • April 18, 2024

14. MP7 vs MP8

    By Outlawfleet, April 14, 2024
    • 4 replies
    • 2.9k views
    • 
    • fjh
    • April 18, 2024

15. Etazb673 rocker arm adjuster 73gc27d new 2562411

    By Kirkg, August 29, 2017
    • 4 replies
    • 2.2k views
    • 
    • RS Disposal
    • April 16, 2024

16. 08 chu613 mp8 tune and delete

    By eric787, March 21, 2023
    • 4 replies
    • 1.4k views
    • 
    • GoldDog44
    • April 15, 2024

17. 90RD oil dipstick

    By mackey58, April 14, 2024
    • 0 replies
    • 357 views
    • 
    • mackey58
    • April 14, 2024

18. Mp7 Tools

    By dieselmotorworx, March 30, 2024
    • 6 replies
    • 1.3k views
    • 
    • Joey Mack
    • April 14, 2024

19. Changing coolant conditioner filter

    By Mikesbucketlistmack, April 12, 2024
    • 0 replies
    • 410 views
    • 
    • Mikesbucketlistmack
    • April 12, 2024

20. Turbo clamp broke, no boost after replacing.

    By Kolehamilton, April 11, 2024
    • 3 replies
    • 583 views
    • 
    • The Rubber Duck 006
    • April 12, 2024

21. Dynatard Engine Brake Questions

    By RS Disposal, April 9, 2024
    • 8 replies
    • 1.1k views
    • 
    • mechohaulic
    • April 10, 2024

22. Allison transmission problems

    By Grim289, April 5, 2024
    • 3 replies
    • 1.4k views
    • 
    • The Heinz
    • April 8, 2024

23. Oil leaks

    By 03' Big Red, April 29, 2023
    • 11 replies
    • 1.6k views
    • 
    • terry
    • April 5, 2024

24. E7454 stumble and no cruise

    By bubbamobilin, April 3, 2024
    • 7 replies
    • 614 views
    • 
    • Joey Mack
    • April 4, 2024

25. 1978 R686 Coolant & Oil Dip Stick

    By tenfive0, March 12, 2024
    • 11 replies
    • 1.3k views
    • 
    • 70mackMB
    • April 2, 2024