Engine and Transmission

4,486 topics in this forum

1. Mp8 misfire

   By adam@delco, 11 hours ago
   • 1 reply
   • 33 views
   • 
   • fjh
   • 5 hours ago

2. 2018 mp7 turbo problems

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   By mackcat12, January 14
   • 78 replies
   • 2,655 views
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   • mackcat12
   • 8 hours ago

3. Mack B61 replacement piston

   By REscobar, April 9
   • 6 replies
   • 178 views
   • 
   • j hancock
   • 9 hours ago

4. mack 18 speed makes loud scratching sound

   By vansite89, Monday at 09:34 AM
   • 17 replies
   • 294 views
   • 
   • fjh
   • 17 hours ago

5. 2003 etec

   By nice b, Tuesday at 11:21 PM
   • 7 replies
   • 141 views
   • 
   • nice b
   • Thursday at 02:51 PM

6. E7 300 won't start

   By Gashog, April 12
   • 2 replies
   • 113 views
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   • Rob
   • Wednesday at 12:26 PM

7. T2080

   By Rufino V, February 1
   • 20 replies
   • 647 views
   • 
   • polracer01
   • Monday at 11:12 PM

8. Vibration that 2 mechanics and Mack dealer can’t figure out

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   • 10

   By RobM626, March 1
   • 232 replies
   • 6,556 views
   • 
   • RobM626
   • Monday at 08:21 PM

9. HELP. Power loss

   By petehenry, March 15
   • 15 replies
   • 449 views
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   • Rob
   • Monday at 12:52 PM

10. E7 shutting off randomly

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    By Jbush_51, April 27, 2017
    • 45 replies
    • 2,926 views
    • 
    • Fireball dave
    • Monday at 02:07 AM

11. Air compressor

    By RobM626, April 14
    • 5 replies
    • 138 views
    • 
    • RobM626
    • Sunday at 03:02 PM

12. Compound Shifter Stuck

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    By leversole, October 30, 2010
    • 27 replies
    • 2,860 views
    • 
    • HugeHugh
    • April 15

13. Mack 5 sped with Tetrapoid gears

    By Old Man with an old truck, April 14
    • 2 replies
    • 121 views
    • 
    • carlotpilot
    • April 14

14. EM7 upgraded inj and turbo

    By Brandt, March 30
    • 15 replies
    • 410 views
    • 
    • Hobert62
    • April 14

15. Thermostat or something else

    By Moparmike, April 13
    • 4 replies
    • 115 views
    • 
    • hatcity
    • April 13

16. Input shaft size behind an E7, big or little ?

    By John Costley, April 12
    • 12 replies
    • 189 views
    • 
    • John Costley
    • April 13

17. Regen issue

    By CCM, April 10
    • 8 replies
    • 150 views
    • 
    • CCM
    • April 12

18. B61 Oil And Fuel Filter

    By thomastractorsvc, May 22, 2013   

    • oil filter
    • fuel filter
    • 11 replies
    • 1,707 views
    • 
    • Rob
    • April 12

19. MP7 Regen issues

    By OJ Avery, April 9
    • 5 replies
    • 155 views
    • 
    • OJ Avery
    • April 12

20. Another allison swap to a CH613

    By 96bulldogpower, April 30, 2014
    • 14 replies
    • 2,403 views
    • 
    • 03' Big Red
    • April 11

21. T2090 Hose Question

    By Mr Black, April 9
    • 3 replies
    • 116 views
    • 
    • Mr Black
    • April 10

22. 400 motor to 460 swap

    By vansite89, April 9
    • 0 replies
    • 78 views
    • 
    • vansite89
    • April 9

23. power divider dash switch

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    By 2000CL713, April 7
    • 27 replies
    • 453 views
    • 
    • Moparmike
    • April 8

24. Mack Cab Over help

    By Wren, April 6
    • 3 replies
    • 196 views
    • 
    • Wren
    • April 8

25. E7-400 poor power.

    By jegster10, March 31
    • 8 replies
    • 342 views
    • 
    • jegster10
    • April 7