Engine and Transmission

6,360 topics in this forum

1. Truck won't always downshift

   By amelie9112, October 2
   • 2 replies
   • 232 views
   • 
   • Nickdieselz
   • October 7

2. Blown engine/ engine replacement

   By Luke829, October 7
   • 1 reply
   • 186 views
   • 
   • fjh
   • October 7

3. 93 E7 400 Vmac flywheel

   By BottleHauler84, October 1
   • 4 replies
   • 231 views
   • 
   • BottleHauler84
   • October 1

4. E6 2 valve or e6 4 valve

   By Jicaju, September 23
   • 14 replies
   • 711 views
   • 
   • cruiseliner64
   • September 27

5. Turbo problems... 1 2

   By cruiseliner64, August 27
   • 49 replies
   • 1.4k views
   • 
   • cruiseliner64
   • September 23

6. Can anyone recommend a machine shop in the northeast that specializes in rebuilding Mack gas engines?

   By Old Macks, September 18
   • 0 replies
   • 211 views
   • 
   • Old Macks
   • September 18

7. Pro Link/NexIQ help

   By DrH001, September 17
   • 2 replies
   • 218 views
   • 
   • fjh
   • September 17

8. EM6-300 Fuel Lift Pump

   By Full Floater, January 29, 2016
   • 21 replies
   • 7.9k views
   • 
   • Full Floater
   • September 14

9. Engine options for a Mack Rd888sx

   By KentuckyAk101guy, August 5
   • 2 replies
   • 365 views
   • 
   • m16ty
   • September 14

10. Allison swap

    By Slab Hauler, August 26
    • 17 replies
    • 679 views
    • 
    • mechohaulic
    • September 12

11. Jake brake help

    By Nick mack rd686s, September 12
    • 1 reply
    • 226 views
    • 
    • Joey Mack
    • September 12

12. Donor truck

    By TownsendMack, September 9
    • 5 replies
    • 363 views
    • 
    • TownsendMack
    • September 10

13. AI350 vs AMI370

    By JoeH, September 8
    • 0 replies
    • 210 views
    • 
    • JoeH
    • September 8

14. AMI 370 power increase 1 2

    By 03' Big Red, October 5, 2018
    • 39 replies
    • 10.1k views
    • 
    • woody225
    • September 7

15. AI 460 cam

    By bem14, October 22, 2015
    • 7 replies
    • 4.2k views
    • 
    • woody225
    • September 7

16. 71 R Model 237 Injector pump problems

    By Mark Bertone, September 4
    • 4 replies
    • 234 views
    • 
    • fjh
    • September 4

17. Engine swap

    By Moulaye, August 31
    • 3 replies
    • 371 views
    • 
    • The Heinz
    • September 3

18. E7 etech 525 hp

    By Mack superdog, September 1
    • 8 replies
    • 390 views
    • 
    • 880joe
    • September 2

19. S400 Turbo too big for 1991 E7-350????

    By BucketTrucker688, July 10, 2018
    • 15 replies
    • 3.9k views
    • 
    • Joey Mack
    • September 1

20. Our 2 dogs/Rare mid roof and a set forward axle ch

    By brettj3876, November 29, 2022
    • 21 replies
    • 1.4k views
    • 
    • BottleHauler84
    • August 30

21. Engine shutdown

    By Santos, August 27
    • 11 replies
    • 392 views
    • 
    • Joey Mack
    • August 29

22. Driving the TRXL 1071 1 2

    By Red Horse, March 14, 2012
    • 25 replies
    • 7k views
    • 
    • Freightrain
    • August 28

23. Ambac Pump Rebuild

    By Wiscopipehauler, August 17
    • 6 replies
    • 439 views
    • 
    • terry
    • August 23

24. Bolt and washer main yolk maxitorque 18spd

    By Bliue dm, August 18
    • 23 replies
    • 653 views
    • 
    • Bliue dm
    • August 20

25. Superliner E6 300 to E7 460 Swap

    By P.L. Roark, June 22
    • 9 replies
    • 696 views
    • 
    • P.L. Roark
    • August 20