Engine and Transmission

6,247 topics in this forum

1. 1979 Mack E6 engine cooling issue

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

2. wastegate data error

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

3. 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
   • 65.1k views
   • 
   • 03' Big Red
   • January 29

4. Mack EUP

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

5. Air dryer / 12 speed

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

6. engine harness replacement

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

7. 1999 Mack RD688S E7 misfire under load, cuts out sporadically - injectors, EUP, ECM, or wiring harness?

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

8. E7 rebuild Q 1 2 3

   By Straydog954, January 18
   • 51 replies
   • 1.2k views
   • 
   • fjh
   • January 23

9. Upgrades in the works

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

10. Engine miss

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

11. MP8 ENGINE NO CRANK WITH KEY SWITCH 1 2

    By jimmycarter, January 21, 2018
    • 35 replies
    • 58.4k views
    • 
    • wishiknu
    • January 12

12. T310M transmission problem

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

13. Rebuilt turbo and noise in the intake

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

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

    By RS Disposal, September 15, 2023
    • 181 replies
    • 4.8k views
    • 
    • RS Disposal
    • January 8

15. PTT Question involving an MP7

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

16. Increasing hp on E7 350

    By Poor dump trucker, November 1, 2022
    • 12 replies
    • 2.8k views
    • 
    • Outbehindthebarn
    • January 7

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

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

18. E9 V8 Ambac Injection Pump

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

19. Cat C15 in a Mack RB688S

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

20. High ZDDP oil

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

21. 1998 mack cs200 oil pressure sending unit

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

22. T2180B. water in trans.

    By Highroadhauling, January 3
    • 1 reply
    • 148 views
    • 
    • fjh
    • January 3

23. Engine rebuild on a '53 B-61T: END673 1 2 3 4

    By Keith S, December 25, 2023
    • 90 replies
    • 2k views
    • 
    • mowerman
    • January 1

24. 59 Mack B 67 ST with END 673 Oil Change/ cleaning

    By Krost Way, December 29, 2023
    • 2 replies
    • 163 views
    • 
    • mechohaulic
    • December 29, 2023

25. engine size in 65 Mack B53

    By Gurney, July 16, 2020
    • 11 replies
    • 1.7k views
    • 
    • Gurney
    • December 26, 2023