Engine and Transmission

6,383 topics in this forum

1. 2004 mack ch613 extended crank, poor starting.

   By afarmer, January 11, 2021
   • 1 reply
   • 900 views
   • 
   • MACKX
   • January 11, 2021

2. Mack 13 Speed to 18 Speed Conversion

   By kevgibbs, December 22, 2020
   • 11 replies
   • 3.5k views
   • 
   • fjh
   • January 11, 2021

3. EM7 Jake Brakes

   By 67RModel, December 30, 2020
   • 13 replies
   • 2.6k views
   • 
   • 67RModel
   • January 11, 2021

4. 1979 Em6 fuel pump check valve

   By oe542eeb, December 27, 2020
   • 2 replies
   • 1.1k views
   • 
   • Paul prinzo
   • January 5, 2021

5. MP7 building pressure in cooling system

   By steeler, December 4, 2019
   • 14 replies
   • 4.3k views
   • 
   • Mechanico61
   • January 1, 2021

6. '07 CXN 613 / AC 460

   By Bubba Rick, December 17, 2020
   • 15 replies
   • 2.2k views
   • 
   • OldRedMack
   • December 31, 2020

7. 2004 mack cx613 vision

   By Playinghooky13, December 26, 2020
   • 10 replies
   • 2.9k views
   • 
   • Vmac3
   • December 28, 2020

8. MP8 air fuel valve stuck closed

   By Brad Carpenter, December 14, 2020
   • 1 reply
   • 1.4k views
   • 
   • Bigmac1
   • December 28, 2020

9. Strange Humming Noise 1 2

   By alex g, September 8, 2020
   • 41 replies
   • 6.1k views
   • 
   • Joey Mack
   • December 25, 2020

10. HELP

    By mbsoutherly, December 23, 2020
    • 11 replies
    • 2.5k views
    • 
    • Vmac3
    • December 24, 2020

11. Road speed code

    By Robd1225, December 15, 2020
    • 11 replies
    • 4.7k views
    • 
    • Robd1225
    • December 24, 2020

12. BELL HOUSING BOLTS

    By wilbur, December 22, 2020
    • 2 replies
    • 1.7k views
    • 
    • wilbur
    • December 23, 2020

13. Evolution of the E7 Engine

    By kevgibbs, December 16, 2020
    • 2 replies
    • 1.2k views
    • 
    • fjh
    • December 22, 2020

14. Cummins KTA engine for sale

    By ranchhopper, October 29, 2015
    • 13 replies
    • 7.4k views
    • 
    • Big red pete
    • December 21, 2020

15. 2007 CHN613 engine swap???

    By BidRedUgly, July 20, 2018
    • 6 replies
    • 3.1k views
    • 
    • Vmac3
    • December 18, 2020

16. E-6 2 Valve head studs

    By Joey Mack, December 16, 2020
    • 9 replies
    • 1.3k views
    • 
    • Joey Mack
    • December 17, 2020

17. E7 tuning question

    By Notsooldschooler, December 16, 2020
    • 6 replies
    • 1.3k views
    • 
    • alex g
    • December 16, 2020

18. engine swap from mack ac 380/410 to ac 427

    By Bigcountry98, December 16, 2020
    • 6 replies
    • 1.7k views
    • 
    • Joey Mack
    • December 16, 2020

19. Clutch brake question 1 2

    By MACKS, November 19, 2020
    • 34 replies
    • 6.5k views
    • 
    • Vmac3
    • December 16, 2020

20. 427 ASET coolant in oil and air intake manifold

    By Brad Carpenter, December 15, 2020
    • 8 replies
    • 1.9k views
    • 
    • Brad Carpenter
    • December 16, 2020

21. BEST SEALANT

    By wilbur, December 16, 2020
    • 1 reply
    • 691 views
    • 
    • Joey Mack
    • December 16, 2020

22. list of EM6 & E7 Engine Types

    By EM6Engine, October 2, 2020
    • 1 reply
    • 1.1k views
    • 
    • Notsooldschooler
    • December 16, 2020

23. oil in exhaust manifold

    By Brad Carpenter, July 30, 2020
    • 11 replies
    • 2.9k views
    • 
    • Joey Mack
    • December 15, 2020

24. Block heater

    By topo, December 15, 2020
    • 2 replies
    • 768 views
    • 
    • topo
    • December 15, 2020

25. HP rating?

    By Bigdogtrucker, December 14, 2020
    • 1 reply
    • 979 views
    • 
    • theakerstwo
    • December 14, 2020