Engine and Transmission

6,249 topics in this forum

1. shifter

   By mack88, February 1
   • 8 replies
   • 278 views
   • 
   • mowerman
   • February 2

2. Hard starting

   By Bubba1987, January 31
   • 1 reply
   • 210 views
   • 
   • MACKS
   • January 31

3. 2005 Cv713 Ai400 power issues 1 2

   By MillennialTrucker93, August 30, 2021
   • 30 replies
   • 3.8k views
   • 
   • Weston e7
   • January 31

4. Help Identifying Fuel Plate

   By Anonymous, January 30
   • 0 replies
   • 133 views
   • 
   • Anonymous
   • January 30

5. 1979 Mack E6 engine cooling issue

   By RS Disposal, January 21
   • 21 replies
   • 454 views
   • 
   • Vladislav
   • January 30

6. wastegate data error

   By Jason Jewell, January 29
   • 4 replies
   • 189 views
   • 
   • Jason Jewell
   • January 29

7. Mack AI460 AI427 AMI low torque low horsepower poor fuel mileage granite , dead dog , remediation 1 2 3 4 11

   By Mack Technician, June 21, 2017
   • 270 replies
   • 65.5k views
   • 
   • 03' Big Red
   • January 29

8. Mack EUP

   By eric787, January 16
   • 5 replies
   • 259 views
   • 
   • Adkat
   • January 29

9. Air dryer / 12 speed

   By Straydog954, January 27
   • 5 replies
   • 332 views
   • 
   • Geoff Weeks
   • January 29

10. engine harness replacement

    By Jason Jewell, January 27
    • 4 replies
    • 255 views
    • 
    • Adkat
    • January 27

11. 1999 Mack RD688S E7 misfire under load, cuts out sporadically - injectors, EUP, ECM, or wiring harness?

    By DirtWorx, January 25
    • 6 replies
    • 213 views
    • 
    • JoeH
    • January 27

12. E7 rebuild Q 1 2 3

    By Straydog954, January 18
    • 51 replies
    • 1.3k views
    • 
    • fjh
    • January 23

13. Upgrades in the works

    By Freightrain, January 12
    • 6 replies
    • 336 views
    • 
    • Freightrain
    • January 18

14. Engine miss

    By R.E.D, January 12
    • 9 replies
    • 285 views
    • 
    • R.E.D
    • January 14

15. MP8 ENGINE NO CRANK WITH KEY SWITCH 1 2

    By jimmycarter, January 21, 2018
    • 35 replies
    • 58.7k views
    • 
    • wishiknu
    • January 12

16. T310M transmission problem

    By Truecountry, January 10
    • 10 replies
    • 289 views
    • 
    • Joey Mack
    • January 12

17. Rebuilt turbo and noise in the intake

    By RS Disposal, January 8
    • 11 replies
    • 337 views
    • 
    • RS Disposal
    • January 10

18. Looking for 1979 Mack engine head 1 2 3 4 8

    By RS Disposal, September 15, 2023
    • 181 replies
    • 5.1k views
    • 
    • RS Disposal
    • January 8

19. PTT Question involving an MP7

    By Goddy454, December 31, 2023
    • 4 replies
    • 254 views
    • 
    • Goddy454
    • January 7

20. Increasing hp on E7 350

    By Poor dump trucker, November 1, 2022
    • 12 replies
    • 2.9k views
    • 
    • Outbehindthebarn
    • January 7

21. Blow By On your engine!? late Christmas Gift!

    By fjh, January 5
    • 8 replies
    • 326 views
    • 
    • Mean Green
    • January 7

22. E9 V8 Ambac Injection Pump

    By Supermutt, January 1
    • 3 replies
    • 252 views
    • 
    • fjh
    • January 7

23. Cat C15 in a Mack RB688S

    By Rockstarmx21, December 30, 2023
    • 10 replies
    • 404 views
    • 
    • mechohaulic
    • January 6

24. High ZDDP oil

    By Full Floater, January 4
    • 0 replies
    • 165 views
    • 
    • Full Floater
    • January 4

25. 1998 mack cs200 oil pressure sending unit

    By drstahl1, January 3
    • 1 reply
    • 208 views
    • 
    • 67RModel
    • January 3