Engine and Transmission

6,425 topics in this forum

1. After treatment fuel pressure problem

   By steeler, November 3, 2018
   • 11 replies
   • 19.2k views
   • 
   • fjh
   • July 9, 2020

2. Threw engine codes, second time in 2 months

   By Salt shaker1, August 21, 2013
   • 7 replies
   • 31.9k views
   • 
   • Chris trucking
   • July 8, 2020

3. 8-9 code Solenoid Boost Voltage

   By TimberJack, February 8, 2018
   • 3 replies
   • 3.1k views
   • 
   • Javier PR
   • July 8, 2020

4. Can’t find engine info

   By Jroc, July 5, 2020
   • 14 replies
   • 1.7k views
   • 
   • fjh
   • July 6, 2020

5. LR613 A/C drain location?

   By steeler, July 4, 2020
   • 0 replies
   • 702 views
   • 
   • steeler
   • July 4, 2020

6. Differential and transmission

   By Herschel, July 1, 2020
   • 1 reply
   • 971 views
   • 
   • OldRedMack
   • July 1, 2020

7. B61 Dual Oil Filters and Dual fuel filters

   By B61Hobby, June 30, 2020
   • 6 replies
   • 1.7k views
   • 
   • topo
   • July 1, 2020

8. antifreeze in oil

   By 85 mack, June 28, 2020
   • 6 replies
   • 1.7k views
   • 
   • staxx
   • June 30, 2020

9. mack 12 speed trans

   By Z-3, June 23, 2020
   • 1 reply
   • 1.2k views
   • 
   • Z-3
   • June 25, 2020

10. EM7-300 or ami -370

    By Straydog954, June 23, 2020
    • 1 reply
    • 775 views
    • 
    • OldRedMack
    • June 23, 2020

11. Oil pressure psi

    By M.E.T., June 23, 2020
    • 1 reply
    • 1.2k views
    • 
    • longshipconstruction
    • June 23, 2020

12. Need more power

    By DanMtl, June 22, 2020
    • 3 replies
    • 1.2k views
    • 
    • JoeH
    • June 23, 2020

13. Strange E7 issue

    By M54A1, June 18, 2020
    • 4 replies
    • 1.2k views
    • 
    • Mack Technician
    • June 19, 2020

14. E7 460 Radiator

    By USMC205, June 9, 2020
    • 8 replies
    • 1.9k views
    • 
    • USMC205
    • June 17, 2020

15. Tranny jack 1 2

    By Hobert62, March 24, 2020
    • 44 replies
    • 7.3k views
    • 
    • j hancock
    • June 15, 2020

16. Mp8 boost question

    By RobM626, November 2, 2018
    • 13 replies
    • 6.4k views
    • 
    • Mark T
    • June 13, 2020

17. 2006 CV713 AI-350 ASET low power

    By DrewJ2016, June 12, 2020
    • 3 replies
    • 2.4k views
    • 
    • Mack Technician
    • June 13, 2020

18. Fault Code

    By ssbigdog, June 12, 2020
    • 0 replies
    • 831 views
    • 
    • ssbigdog
    • June 12, 2020

19. Dynatard vs Jacobs 1 2

    By jonk32000, June 16, 2013
    • 32 replies
    • 21.2k views
    • 
    • mrsmackpaul
    • June 8, 2020

20. Low oil pressure at idle when truck is hot

    By chana1634, May 31, 2020
    • 22 replies
    • 4.6k views
    • 
    • mechohaulic
    • June 6, 2020

21. Engine problems

    By Jgore, June 1, 2020
    • 3 replies
    • 1k views
    • 
    • Jgore
    • June 1, 2020

22. E7 to E6

    By Straydog954, June 1, 2020
    • 2 replies
    • 1.1k views
    • 
    • Straydog954
    • June 1, 2020

23. Single to twin cyl compressor up grade ?MP8

    By fjh, May 31, 2020
    • 1 reply
    • 841 views
    • 
    • HeavyHaulinMac
    • May 31, 2020

24. T673?

    By Bigdogtrucker, April 27, 2020
    • 19 replies
    • 3.8k views
    • 
    • Freightrain
    • May 30, 2020

25. Water pump

    By eddeere, May 24, 2020
    • 9 replies
    • 1.7k views
    • 
    • BAD DOG
    • May 30, 2020