Engine and Transmission

6,561 topics in this forum

1. 91 E7 Radiator Cap Pressure

   By BucketTrucker688, January 24, 2022
   • 2 replies
   • 1.3k views
   • 
   • BucketTrucker688
   • January 25, 2022

2. Leaking Coolant

   By Jake Brake, February 5, 2018
   • 4 replies
   • 3.3k views
   • 
   • Joey Mack
   • January 24, 2022

3. E6 350 1 2

   By John3406, January 21, 2022
   • 31 replies
   • 4.8k views
   • 
   • theakerstwo
   • January 24, 2022

4. 1980 x fire truck MT644 ratio help

   By Engine902, January 22, 2022
   • 0 replies
   • 924 views
   • 
   • Engine902
   • January 22, 2022

5. Mack cxu613 wont start!! Send help

   By xxdeh inc, January 20, 2022
   • 7 replies
   • 2.2k views
   • 
   • Joey Mack
   • January 22, 2022

6. Blink codes 1 2

   By Bluebulldog, November 29, 2021
   • 46 replies
   • 6k views
   • 
   • Bluebulldog
   • January 21, 2022

7. Bad signal from injector

   By Dan107, January 19, 2022
   • 17 replies
   • 2.7k views
   • 
   • fjh
   • January 21, 2022

8. 2000 Rd690s info 1 2 3

   By Ricky Beals, January 17, 2022
   • 54 replies
   • 9.8k views
   • 
   • Moparmike
   • January 20, 2022

9. Checking oil

   By ChesterChop, January 15, 2022
   • 19 replies
   • 1.8k views
   • 
   • fjh
   • January 17, 2022

10. Allison HD4560 no power

    By JoeH, January 10, 2022
    • 4 replies
    • 3.2k views
    • 
    • JoeH
    • January 17, 2022

11. 2016 mack gu714 granite

    By DaddyDuites, January 13, 2022
    • 2 replies
    • 819 views
    • 
    • JoeH
    • January 14, 2022

12. Fire Ring On Head Gaskets 1 2

    By Mackman61, June 19, 2012   

    • head Gaskets Engine
    • 25 replies
    • 7.4k views
    • 
    • doubleclutchinweasel
    • January 13, 2022

13. Engine shutdown

    By MackE7760, January 11, 2022
    • 10 replies
    • 1.9k views
    • 
    • Joey Mack
    • January 12, 2022

14. Bell housing mount direct pto

    By MackE7760, January 8, 2022
    • 10 replies
    • 3k views
    • 
    • MackE7760
    • January 11, 2022

15. Welsh plug

    By mack1971, January 10, 2022
    • 2 replies
    • 875 views
    • 
    • mack1971
    • January 10, 2022

16. Did my truck freeze to death

    By CTLLC, January 3, 2022
    • 4 replies
    • 1.2k views
    • 
    • JoeH
    • January 8, 2022

17. 2000 e7 460 weak jake brake

    By Mndirtguy, January 5, 2022
    • 12 replies
    • 4k views
    • 
    • Onyx610
    • January 6, 2022

18. What's the general opinion on the AI-350 engine paired with an Allison auto

    By giannid, December 18, 2021
    • 10 replies
    • 1.8k views
    • 
    • Bigjohn4300
    • January 5, 2022

19. Exhaust Man. Bolts Loosen Up

    By hatcity, June 23, 2010
    • 7 replies
    • 20.5k views
    • 
    • Joey Mack
    • January 4, 2022

20. Turbo boost gauge for 2015 CHU613

    By Freedom7, January 4, 2022
    • 0 replies
    • 574 views
    • 
    • Freedom7
    • January 4, 2022

21. Copying 460XT Tune from one truck to another

    By mattpete105, December 15, 2021
    • 16 replies
    • 2.7k views
    • 
    • Mackpro
    • January 3, 2022

22. Radiator temperature differential 1 2

    By MackE7760, December 19, 2021
    • 29 replies
    • 4.4k views
    • 
    • mrsmackpaul
    • January 1, 2022

23. 96 Ch613 E7 350 mechanical flutters

    By ghmallard, December 31, 2021
    • 1 reply
    • 888 views
    • 
    • 67RModel
    • December 31, 2021

24. pop up message check coolent

    By vinny933, December 30, 2021
    • 2 replies
    • 1.1k views
    • 
    • vinny933
    • December 30, 2021

25. Mack cv serpentine belt 1 2

    By R.E.D, May 22, 2019
    • 29 replies
    • 18k views
    • 
    • Joey Mack
    • December 29, 2021