Engine and Transmission

6,455 topics in this forum

1. Truck derate and EGR delete

   By Reid, June 9, 2022
   • 2 replies
   • 1.4k views
   • 
   • fjh
   • June 10, 2022

2. Cooling system flush

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

3. Thermostat change e7

   By Gravelguy413, June 9, 2022
   • 5 replies
   • 1.5k views
   • 
   • JoeH
   • June 9, 2022

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

   By dsc3805, February 28, 2022
   • 4 replies
   • 1.1k views
   • 
   • Z.JonesMack
   • June 9, 2022

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

   By PDFT, June 6, 2022
   • 4 replies
   • 7.1k views
   • 
   • PDFT
   • June 7, 2022

6. pump timing

   By theakerstwo, June 4, 2022
   • 9 replies
   • 1.4k views
   • 
   • Steve L
   • June 6, 2022

7. Another trans swap question. 1 2

   By Tinman22, May 27, 2022
   • 36 replies
   • 4.6k views
   • 
   • Dirtymilkman
   • June 2, 2022

8. 2005 CX 470 ETEC pushing coolant 1 2 3

   By Elitedownunder, August 26, 2021
   • 66 replies
   • 7.8k views
   • 
   • Jamkar
   • May 31, 2022

9. RD690S/R685S info

   By tl1975, May 29, 2022
   • 2 replies
   • 1.1k views
   • 
   • youngstown.bulldog80
   • May 29, 2022

10. Tachometer Question 1977 RD685ST

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

11. 2019 lr600 trash unit won't regen

    By Ryan Tenney, April 10, 2020
    • 7 replies
    • 3k views
    • 
    • Ed W
    • May 27, 2022

12. Clutch Question 2000 Mack Rd688

    By Ricky Beals, May 24, 2022
    • 8 replies
    • 1.6k views
    • 
    • Joey Mack
    • May 24, 2022

13. Loss of power mp8

    By Zeuz, April 22, 2022
    • 19 replies
    • 3k views
    • 
    • Zeuz
    • May 24, 2022

14. P24f7 code

    By 2014pinnacle, May 23, 2022
    • 0 replies
    • 1.7k views
    • 
    • 2014pinnacle
    • May 23, 2022

15. Mack E-Tech service manual

    By Waynejp, May 23, 2022
    • 0 replies
    • 681 views
    • 
    • Waynejp
    • May 23, 2022

16. 06 CHN 613 oil in air intake pipe

    By Dieselfixer, April 9, 2013
    • 10 replies
    • 3.6k views
    • 
    • IGV
    • May 22, 2022

17. 1986 E6 350 Low oil pressure after rebuild 1 2 3 4

    By Mike Schilderink, March 24, 2021
    • 88 replies
    • 11.9k views
    • 
    • mowerman
    • May 21, 2022

18. GR64F Mack Manual

    By Goodsp47, May 19, 2022
    • 0 replies
    • 730 views
    • 
    • Goodsp47
    • May 19, 2022

19. 2018 MACK LR613 MP7 Injection pump Fuel metering Control "F" Range Performance code/Derate

    By Wasteman1, May 16, 2022
    • 12 replies
    • 4.6k views
    • 
    • fjh
    • May 19, 2022

20. GM Bedford diesel

    By carlotpilot, November 4, 2016
    • 9 replies
    • 5.3k views
    • 
    • BOBWhite
    • May 18, 2022

21. ACM / Data link issues

    By OJ Avery, May 5, 2022
    • 1 reply
    • 1.9k views
    • 
    • OJ Avery
    • May 17, 2022

22. Fan clutch

    By TimberJack, April 18, 2022
    • 10 replies
    • 1.7k views
    • 
    • JMAR
    • May 17, 2022

23. Service Intervals 1 2

    By ChesterChop, March 11, 2022
    • 30 replies
    • 4.4k views
    • 
    • 85snowdog
    • May 17, 2022

24. Mack superliner radiator

    By John3406, May 12, 2022
    • 7 replies
    • 1.6k views
    • 
    • John3406
    • May 15, 2022

25. 2012 mack mp8 coolant temp sensor

    By ghmallard, May 15, 2022
    • 1 reply
    • 2.3k views
    • 
    • Joey Mack
    • May 15, 2022