TR4/4A Forum

9,743 topics in this forum

1. tr4 high port cylinder head required

   By roger m, December 8, 2025
   • 7 replies
   • 375 views
   • 
   • mike3md
   • 18 hours ago

2. TR4/4A/5 hood Frame

   By rvwp, January 8
   • 1 reply
   • 243 views
   • 
   • rvwp
   • 19 hours ago

3. Grinding in valves

   By Deacon Blue, Thursday at 12:12 PM
   • 11 replies
   • 226 views
   • 
   • stuart
   • 19 hours ago

4. Another company with their finger on the pulse.... 1 2

   By Chilliman, December 2, 2025
   • 35 replies
   • 1.6k views
   • 
   • Ralph Whitaker
   • 21 hours ago

5. Slipping in Overdrive

   By Bobble, Tuesday at 09:13 AM
   • 14 replies
   • 408 views
   • 
   • Ralph Whitaker
   • Yesterday at 08:08 AM

6. Stuck bolt, suggestions?

   By adriantr4, Tuesday at 07:32 PM
   • 10 replies
   • 307 views
   • 
   • adriantr4
   • Thursday at 12:38 PM

7. Distorted NOS wing

   By Tonyhosk, Tuesday at 09:19 PM
   • 4 replies
   • 218 views
   • 
   • Malbaby
   • Wednesday at 09:09 PM

8. Master Cylinder leaking at Output

   By Paulr2, February 27
   • 17 replies
   • 369 views
   • 
   • stuart
   • Tuesday at 11:16 AM

9. Axle tube mess

   By Rob W, February 27
   • 11 replies
   • 352 views
   • 
   • RogerH
   • Monday at 08:34 PM

10. Differences between TR4 and TR4a front valance

    By Besalu, February 26
    • 6 replies
    • 294 views
    • 
    • Jase
    • March 1

11. 4a Resto: Fitting twin HIF6 SUs.

    By Mimosa1974, February 10
    • 11 replies
    • 408 views
    • 
    • BlueTR3A-5EKT
    • February 28

12. another differential for my TR4A IRS wanted

    By Z320, November 29, 2025
    • 23 replies
    • 1.3k views
    • 
    • Z320
    • February 27

13. Any recommendation for cylinder head gasket/gasket sets?

    By Deacon Blue, February 19
    • 18 replies
    • 612 views
    • 
    • stuart
    • February 27

14. Clunking Steering Rack Upon Tightening Clamps

    By Paulr2, February 1
    • 13 replies
    • 530 views
    • 
    • stuart
    • February 26

15. TR4a NBL 551E - old photo found on Facebook page

    By billmahy, February 22
    • 0 replies
    • 128 views
    • 
    • billmahy
    • February 22

16. Modified Cooling system arrangement. 1 2

    By Andy Lowe, January 2
    • 31 replies
    • 1.5k views
    • 
    • iain
    • February 16

17. 1965 TR4A progress and restoration 1 2 3 4 55

    By Jase, April 22, 2020
    • 1.4k replies
    • 119.4k views
    • 
    • tim hunt
    • February 16

18. Rear Brake Line Question

    By My Dads Car, February 13
    • 13 replies
    • 480 views
    • 
    • BlueTR3A-5EKT
    • February 15

19. OE TR 4 White dash?

    By John Morrison, February 13
    • 4 replies
    • 254 views
    • 
    • John Morrison
    • February 13

20. Accelerator Pedal Installation

    By My Dads Car, February 3
    • 15 replies
    • 545 views
    • 
    • My Dads Car
    • February 13

21. Two Steering Rack Questions

    By My Dads Car, January 20
    • 12 replies
    • 667 views
    • 
    • stuart
    • February 13

22. TR 4 centre dash panel

    By John Morrison, February 13
    • 2 replies
    • 137 views
    • 
    • John Morrison
    • February 13

23. tr4a exhaust on a tr4

    By lynchpin, June 26, 2020
    • 10 replies
    • 1.4k views
    • 
    • adriantr4
    • February 11

24. dimensions lower wishbone TR4A - TR6

    By Z320, December 23, 2025
    • 12 replies
    • 475 views
    • 
    • Z320
    • February 1

25. Head off for valve guides 1 2

    By Deacon Blue, November 18, 2025
    • 31 replies
    • 1.7k views
    • 
    • Andy Moltu
    • January 29