XU 16v Engine Maintenance and Performance Upgrades

1,370 topics in this forum

1. Xu9J4 Ignition Leads

   By Kane, February 12, 2014
   • 2 replies
   • 1,285 views
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   • Kane
   • February 12, 2014

2. Xu9j4 into s16

   By Rorykeen, August 20, 2022
   • 17 replies
   • 2,842 views
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   • welshpug
   • August 23, 2022

3. Xu9J4 Kent Pt1601 Cams

   By bigsheep, August 8, 2017
   • 5 replies
   • 1,531 views
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   • GilesW
   • August 9, 2017

4. XU9J4 mysterious clunking and snapped head bolt

   By davemar, August 31, 2021
   • 17 replies
   • 3,253 views
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   • davemar
   • October 3, 2021

5. XU9j4 not firing up and weird error codes (ML4.1)

   By davemar, April 13, 2022
   • 6 replies
   • 1,808 views
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   • davemar
   • April 22, 2022

6. Xu9J4 Oil Starvation Prevention (Never Heard That Before?!)

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   By Kitch, March 31, 2012
   • 121 replies
   • 36,091 views
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   • rodionski
   • June 21, 2013

7. Xu9J4 Pre Purchase Inspection

   By slash.dot.dash, July 28, 2016
   • 0 replies
   • 1,317 views
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   • slash.dot.dash
   • July 28, 2016

8. XU9J4 rebuild, crankshaft id?

   By Lonzo, June 30, 2021
   • 14 replies
   • 3,422 views
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   • wicked
   • September 8, 2021

9. Xu9J4 Springs, Seat Pressures & Noisy Head

   By Kane, January 28, 2016
   • 14 replies
   • 2,158 views
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   • SweetBadger
   • February 10, 2016

10. XU9J4 tester connection

    By Vz_ace, February 24, 2025
    • 9 replies
    • 1,156 views
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    • welshpug
    • March 1, 2025

11. Xu9J4 Timing Belt Tension

    By Stuey, August 20, 2014
    • 12 replies
    • 4,604 views
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    • yorkshirekowboy
    • September 15, 2014

12. XU9J4 Timing belt&water pump service kit

    By Vz_ace, August 25, 2025
    • 1 reply
    • 289 views
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    • SRDT
    • August 25, 2025

13. Xu9J4 Tips On Replacing Camshaft Seals. (Both Sides)

    By yorkshirekowboy, October 15, 2014
    • 4 replies
    • 1,464 views
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    • kyepan
    • October 15, 2014

14. Xu9J4 Westwood Aftermarket Liners - Experiences

    By Alan_M, June 24, 2016
    • 2 replies
    • 1,974 views
    • 
    • Miles
    • June 24, 2016

15. Xu9j4 with crankshaft from Xu10j or Xud11

    By sotiris, December 9, 2023
    • 4 replies
    • 1,399 views
    • 
    • sotiris
    • December 10, 2023

16. xu9j4 with itbs, injector location

    By joris_andriesse, December 24, 2021
    • 7 replies
    • 2,475 views
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    • Thijs_Rallye
    • January 2, 2022

17. xu9j4 xu10j4 exhaust valves difference

    By TALBOT sport, March 23, 2025
    • 2 replies
    • 704 views
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    • petert
    • March 23, 2025

18. Xud 7/9/11 oil-sump.

    By TALBOT sport, February 11, 2024
    • 3 replies
    • 2,962 views
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    • petert
    • February 12, 2024

19. Xud11 Bottom End

    By Jarrus, August 2, 2014
    • 8 replies
    • 2,306 views
    • 
    • Jarrus
    • August 4, 2014

20. Yet Another F Ing Gti6 Non Starter

    By Mattr5uk, November 29, 2014
    • 10 replies
    • 1,811 views
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    • dobboy
    • December 1, 2014