Engine and Transmission

6,413 topics in this forum

1. Swapping a gas for a diesel

   By mack31, February 13, 2024
   • 4 replies
   • 429 views
   • 
   • terry
   • February 14, 2024

2. Mack ea7 470 water pump leak at weep hole

   By The Nitro, February 9, 2024
   • 5 replies
   • 613 views
   • 
   • Joey Mack
   • February 10, 2024

3. 1998 E7 wont start 1 2

   By Mild Thunder, August 26, 2014
   • 33 replies
   • 42.9k views
   • 
   • fjh
   • February 7, 2024

4. ENDT 675 Engine oil temperature and oil pressure sensors

   By paul.madrid2, January 30, 2024
   • 2 replies
   • 398 views
   • 
   • Freightrain
   • February 2, 2024

5. shifter

   By mack88, February 1, 2024
   • 8 replies
   • 753 views
   • 
   • mowerman
   • February 2, 2024

6. Hard starting

   By Bubba1987, January 31, 2024
   • 1 reply
   • 389 views
   • 
   • MACKS
   • January 31, 2024

7. 2005 Cv713 Ai400 power issues 1 2

   By MillennialTrucker93, August 30, 2021
   • 30 replies
   • 5.7k views
   • 
   • Weston e7
   • January 31, 2024

8. Help Identifying Fuel Plate

   By Anonymous, January 30, 2024
   • 0 replies
   • 309 views
   • 
   • Anonymous
   • January 30, 2024

9. wastegate data error

   By Jason Jewell, January 29, 2024
   • 4 replies
   • 403 views
   • 
   • Jason Jewell
   • January 29, 2024

10. Mack EUP

    By eric787, January 16, 2024
    • 5 replies
    • 473 views
    • 
    • Adkat
    • January 29, 2024

11. Air dryer / 12 speed

    By Straydog954, January 27, 2024
    • 5 replies
    • 959 views
    • 
    • Geoff Weeks
    • January 29, 2024

12. engine harness replacement

    By Jason Jewell, January 27, 2024
    • 4 replies
    • 633 views
    • 
    • Adkat
    • January 27, 2024

13. 1999 Mack RD688S E7 misfire under load, cuts out sporadically - injectors, EUP, ECM, or wiring harness?

    By DirtWorx, January 25, 2024
    • 6 replies
    • 503 views
    • 
    • JoeH
    • January 27, 2024

14. E7 rebuild Q 1 2 3

    By Straydog954, January 18, 2024
    • 51 replies
    • 3.2k views
    • 
    • fjh
    • January 23, 2024

15. Upgrades in the works

    By Freightrain, January 12, 2024
    • 6 replies
    • 557 views
    • 
    • Freightrain
    • January 18, 2024

16. Engine miss

    By R.E.D, January 12, 2024
    • 9 replies
    • 579 views
    • 
    • R.E.D
    • January 14, 2024

17. T310M transmission problem

    By Truecountry, January 10, 2024
    • 10 replies
    • 888 views
    • 
    • Joey Mack
    • January 12, 2024

18. Rebuilt turbo and noise in the intake

    By RS Disposal, January 8, 2024
    • 11 replies
    • 588 views
    • 
    • RS Disposal
    • January 10, 2024

19. Looking for 1979 Mack engine head 1 2 3 4 8

    By RS Disposal, September 15, 2023
    • 181 replies
    • 9.8k views
    • 
    • RS Disposal
    • January 8, 2024

20. PTT Question involving an MP7

    By Goddy454, December 31, 2023
    • 4 replies
    • 504 views
    • 
    • Goddy454
    • January 7, 2024

21. Increasing hp on E7 350

    By Poor dump trucker, November 1, 2022
    • 12 replies
    • 6.1k views
    • 
    • Outbehindthebarn
    • January 7, 2024

22. Blow By On your engine!? late Christmas Gift!

    By fjh, January 5, 2024
    • 8 replies
    • 680 views
    • 
    • Mean Green
    • January 7, 2024

23. E9 V8 Ambac Injection Pump

    By Supermutt, January 1, 2024
    • 3 replies
    • 541 views
    • 
    • fjh
    • January 7, 2024

24. Cat C15 in a Mack RB688S

    By Rockstarmx21, December 30, 2023
    • 10 replies
    • 1.1k views
    • 
    • mechohaulic
    • January 6, 2024

25. High ZDDP oil

    By Full Floater, January 4, 2024
    • 0 replies
    • 321 views
    • 
    • Full Floater
    • January 4, 2024