Engine and Transmission

6,497 topics in this forum

1. Casting Sand

   By Mack Technician, November 15, 2019
   • 11 replies
   • 2.8k views
   • 
   • Mack Technician
   • February 2, 2020

2. Puff valve leaking air out exhaust port . Help

   By Gmack26!, January 30, 2020
   • 7 replies
   • 2.1k views
   • 
   • j_martell
   • February 2, 2020

3. duplex to triplex

   By davehummell, February 2, 2020
   • 3 replies
   • 1.6k views
   • 
   • davehummell
   • February 2, 2020

4. Fuel tank sumps

   By bubbamobilin, February 1, 2020
   • 2 replies
   • 1.2k views
   • 
   • bubbamobilin
   • February 1, 2020

5. 1999 Mack RD690S Keeps Losing its Prime

   By wacopaving, January 31, 2020
   • 1 reply
   • 928 views
   • 
   • fjh
   • February 1, 2020

6. 370 hp cam changed to a 460 cam What would you expect to see

   By fjh, January 29, 2020
   • 18 replies
   • 2.6k views
   • 
   • fjh
   • February 1, 2020

7. 2001 mack rd

   By midway1652, January 31, 2020
   • 1 reply
   • 945 views
   • 
   • HeavyHaulinMac
   • January 31, 2020

8. Fan cluch issue

   By CV7132005, January 28, 2020
   • 3 replies
   • 1.4k views
   • 
   • tjc transport
   • January 31, 2020

9. emission light

   By TWJ721, January 27, 2020
   • 0 replies
   • 6.6k views
   • 
   • TWJ721
   • January 27, 2020

10. Turbos

    By david wild, January 23, 2020
    • 9 replies
    • 2.4k views
    • 
    • brettj3876
    • January 26, 2020

11. DiggerDon

    By Don Green, January 25, 2020
    • 0 replies
    • 795 views
    • 
    • Don Green
    • January 25, 2020

12. VIN Number

    By Longhaul Transport, January 25, 2020
    • 0 replies
    • 810 views
    • 
    • Longhaul Transport
    • January 25, 2020

13. SPN 4094 FMI 1

    By CCMtruck, January 20, 2020
    • 1 reply
    • 8.2k views
    • 
    • CCMtruck
    • January 20, 2020

14. Changing oil pan

    By Hook n ladder 1, January 17, 2020
    • 8 replies
    • 3.1k views
    • 
    • fjh
    • January 20, 2020

15. OIL SAMPLE

    By wilbur, January 18, 2020
    • 15 replies
    • 1.8k views
    • 
    • Rob
    • January 20, 2020

16. E9 Rebuild Kit

    By Mack E9, January 19, 2020
    • 2 replies
    • 2.5k views
    • 
    • AZB755V8
    • January 19, 2020

17. Neat Youtube video

    By Freightrain, January 17, 2020
    • 2 replies
    • 1.3k views
    • 
    • seyser
    • January 18, 2020

18. Mack 865 engine

    By fuzzy buzzard, December 28, 2019
    • 17 replies
    • 3.8k views
    • 
    • Rob
    • January 18, 2020

19. Hand primer pump

    By Toller, January 16, 2020
    • 3 replies
    • 1.7k views
    • 
    • Toller
    • January 17, 2020

20. Triplex transmission

    By NLC, January 14, 2020
    • 13 replies
    • 4k views
    • 
    • Brian L Blaylock
    • January 16, 2020

21. Tranny hi low issue

    By Sausage, August 27, 2018
    • 5 replies
    • 11.6k views
    • 
    • fjh
    • January 13, 2020

22. Valve adjustment procedure on AI350

    By Tron, January 9, 2020
    • 4 replies
    • 2.8k views
    • 
    • JoeH
    • January 10, 2020

23. clutch adjustment mru

    By mcratchet1, January 8, 2020
    • 3 replies
    • 928 views
    • 
    • fjh
    • January 9, 2020

24. Parts question for veteran Mack people

    By AITG, January 7, 2020
    • 7 replies
    • 1.6k views
    • 
    • Rob
    • January 8, 2020

25. 2012 Mack CXU613 415-C MP8

    By Dan107, January 8, 2020
    • 7 replies
    • 2.4k views
    • 
    • Phase 1
    • January 8, 2020