Performance and Tuning

139 topics in this forum

1. 4x100 Adapter Group Buy 1 2 3 4

   By Bean, October 28, 2010
   • 86 replies
   • 52.7k views
   • 
   • norcal505
   • July 2, 2013

2. Tuning of 505 Turbo

   By Thor, January 18, 2021
   • 3 replies
   • 1.4k views
   • 
   • Tama
   • August 9

3. Tama's 505 engine mods 1 2

   By Tama, August 19, 2010
   • 33 replies
   • 19.3k views
   • 
   • Tama
   • August 9

4. Anyone got stance 505 ?

   By rancez04, April 28, 2022
   • 3 replies
   • 778 views
   • 
   • Alfanatiker
   • May 11, 2023

5. Max hp/nm on 505 drivetrain

   By SleepyVic505, January 31, 2023
   • 6 replies
   • 565 views
   • 
   • SRDT
   • February 3, 2023

6. transmission swaps for 405s 1 2

   By andrethx, May 6, 2015
   • 26 replies
   • 11.2k views
   • 
   • mrmut
   • November 27, 2022

7. Is my 505 turbo head CNC machined?

   By Alfanatiker, October 28, 2022
   • 5 replies
   • 423 views
   • 
   • Bean
   • October 30, 2022

8. N9T Heads that dont crack?

   By White, October 8, 2022
   • 20 replies
   • 1.2k views
   • 
   • SRDT
   • October 21, 2022

9. Anyone know camshaft data on the 505 turbo engine?

   By Alfanatiker, May 2, 2020
   • 9 replies
   • 1.8k views
   • 
   • V-M
   • March 29, 2021

10. Head flow numbers on 505 turbo

    By Alfanatiker, October 22, 2019
    • 8 replies
    • 2.2k views
    • 
    • V-M
    • January 12, 2020

11. Twin Turbo PRV V6... 1 2

    By Bean, July 11, 2005
    • 48 replies
    • 74k views
    • 
    • Stewart
    • June 30, 2018

12. Crank bearing clearances for N9TE

    By yhzman, April 14, 2018
    • 2 replies
    • 1.4k views
    • 
    • yhzman
    • May 17, 2018

13. 505 brake rotor / hub modification

    By andrethx, October 26, 2010
    • 4 replies
    • 5.4k views
    • 
    • is407
    • April 5, 2018

14. Alpine a310 PRV

    By Guest glen, May 3, 2008
    • 17 replies
    • 12.9k views
    • 
    • JohnLane
    • January 8, 2018

15. N9TE Custom Piston Group Buy?

    By yhzman, September 7, 2017
    • 13 replies
    • 2.8k views
    • 
    • yhzman
    • November 8, 2017

16. Looking for cheap engine management to run a xu9j4 mi16 engine

    By Goce, July 21, 2016
    • 13 replies
    • 4.3k views
    • 
    • SRDT
    • September 23, 2017

17. 86 505 Turbo Engine Mods

    By yhzman, September 5, 2016
    • 3 replies
    • 2.4k views
    • 
    • yhzman
    • September 12, 2016

18. PRV turbo questions 1 2

    By Michaltalbot, October 26, 2015   

    • PRV V6 Turbo
    • 25 replies
    • 10.4k views
    • 
    • JohnLane
    • July 23, 2016

19. PRV engine with VEMS and Bosch coil pack

    By anj, September 28, 2014   

    • VEMS PRV Standalone
    • 7 replies
    • 3.9k views
    • 
    • JohnLane
    • July 23, 2016

20. looking for 505 TD mechanic in Portland OR area

    By rickcjmc, August 24, 2013
    • 3 replies
    • 2.3k views
    • 
    • Rob57
    • July 21, 2016

21. The Christmas Aftermarket engine parts surprise

    By eklo, December 16, 2015
    • 0 replies
    • 1.5k views
    • 
    • eklo
    • December 16, 2015

22. For WRC celebration High Performance Parts Special Deals

    By eklo, November 12, 2015
    • 0 replies
    • 1.3k views
    • 
    • eklo
    • November 12, 2015

23. Installation/Fitting Tips

    By eklo, October 19, 2015
    • 0 replies
    • 1.2k views
    • 
    • eklo
    • October 19, 2015

24. 405 stock ignition tables and TDC information

    By my3AWDgst, September 21, 2015
    • 2 replies
    • 2.9k views
    • 
    • SRDT
    • September 21, 2015

25. Decent Parts Sites?

    By 86turbo, September 12, 2015
    • 3 replies
    • 1.9k views
    • 
    • my3AWDgst
    • September 12, 2015