Engine and Transmission

6,402 topics in this forum

1. I am looking for a part number or vin for flywheel.

   By eveready, June 29, 2022
   • 0 replies
   • 551 views
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   • eveready
   • June 29, 2022

2. M Drive Issues 1 2

   By Mack Doctor Jr., September 22, 2013
   • 26 replies
   • 40.1k views
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   • Krawle
   • June 29, 2022

3. 2001 ETECH Oil filter leak at gasket

   By zeault, March 29, 2022
   • 20 replies
   • 1.9k views
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   • terry
   • June 29, 2022

4. Cooling system

   By muncieman, June 28, 2022
   • 0 replies
   • 504 views
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   • muncieman
   • June 28, 2022

5. T675 E6 2vlv options?

   By REO, June 27, 2022
   • 0 replies
   • 632 views
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   • REO
   • June 27, 2022

6. Air compressor question

   By mcratchet1, June 10, 2022
   • 10 replies
   • 1.5k views
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   • Jamkar
   • June 26, 2022

7. Clattering with light load 1 2 3

   By Lukasswaziek, February 3, 2022
   • 55 replies
   • 4.9k views
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   • Lukasswaziek
   • June 25, 2022

8. '01 RD 688S Fuel in the oil..

   By Joey Mack, June 18, 2022
   • 15 replies
   • 1.2k views
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   • fjh
   • June 24, 2022

9. Injector line routing EC6-350

   By sdthoren, June 16, 2022
   • 10 replies
   • 1.4k views
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   • sdthoren
   • June 22, 2022

10. 1998 Mack trident

    By Will, June 16, 2022
    • 10 replies
    • 1k views
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    • Joey Mack
    • June 17, 2022

11. 1998 ch613(old bowman truck)

    By cxn613, June 16, 2022
    • 3 replies
    • 700 views
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    • cxn613
    • June 17, 2022

12. T310M Stuck in reverse and blowing air into case

    By Mack Hammer, June 10, 2022
    • 22 replies
    • 3.3k views
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    • R.E.D
    • June 14, 2022

13. Overheating problem

    By Gravelguy413, June 3, 2022
    • 10 replies
    • 1.8k views
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    • Onyx610
    • June 13, 2022

14. Mack 12 speed noisy in 4th gear

    By DieselDog5.9, June 10, 2022
    • 3 replies
    • 718 views
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    • mrsmackpaul
    • June 11, 2022

15. Crank no start, good fuel to injection pump

    By LCE_Hauler, February 26, 2022
    • 20 replies
    • 2.5k views
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    • LCE_Hauler
    • June 10, 2022

16. Truck derate and EGR delete

    By Reid, June 9, 2022
    • 2 replies
    • 1.3k views
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    • fjh
    • June 10, 2022

17. Cooling system flush

    By Gravelguy413, June 10, 2022
    • 0 replies
    • 509 views
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    • Gravelguy413
    • June 10, 2022

18. Thermostat change e7

    By Gravelguy413, June 9, 2022
    • 5 replies
    • 1.2k views
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    • JoeH
    • June 9, 2022

19. part # 25502497 supercedes 322GC512M SUPPLY PUMP on backorder apparently indefinitely

    By dsc3805, February 28, 2022
    • 4 replies
    • 1k views
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    • Z.JonesMack
    • June 9, 2022

20. MP8 Engine Oil Thermostat Bypass Open (SPN-4813)

    By PDFT, June 6, 2022
    • 4 replies
    • 6.3k views
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    • PDFT
    • June 7, 2022

21. pump timing

    By theakerstwo, June 4, 2022
    • 9 replies
    • 1.3k views
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    • Steve L
    • June 6, 2022

22. Another trans swap question. 1 2

    By Tinman22, May 27, 2022
    • 36 replies
    • 4k views
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    • Dirtymilkman
    • June 2, 2022

23. 2005 CX 470 ETEC pushing coolant 1 2 3

    By Elitedownunder, August 26, 2021
    • 66 replies
    • 6.9k views
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    • Jamkar
    • May 31, 2022

24. RD690S/R685S info

    By tl1975, May 29, 2022
    • 2 replies
    • 978 views
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    • youngstown.bulldog80
    • May 29, 2022

25. Tachometer Question 1977 RD685ST

    By Paul Rattenbury, May 29, 2022
    • 1 reply
    • 900 views
    • 
    • fjh
    • May 29, 2022