4-strokes

54 topics in this forum

1. 912UL - Will it windmill?

   By 109jb, 13 February
   • 4 replies
   • 151 views
   • 
   • flywise
   • Sunday at 6:41 PM

2. Aeromomentum AM-10

   By Allen Sutphin, 14 February
   • 0 replies
   • 47 views
   • 
   • Allen Sutphin
   • 14 February

3. 912 hp increase

   By FireFoxIV, 12 February
   • 19 replies
   • 178 views
   • 
   • Buckchop
   • 14 February

4. Yamaha Apex Skytrax Adapters

   • 1
   • 2
   • 3

   By Yamma-Fox, 26 Mar 2018
   • 73 replies
   • 10,641 views
   • 
   • SuberAvid
   • 24 January

5. YAMAHA RX-1 (140 HP) install in Kitfox 5

   • 1
   • 2
   • 3
   • 4
   • 5

   By Yamma-Fox, 15 Sep 2017
   • 118 replies
   • 12,361 views
   • 
   • Yamma-Fox
   • 8 Dec 2019

6. Yamaha RX1 Engines

   • 1
   • 2
   • 3
   • 4
   • 24

   By Teal, 26 Feb 2016
   • 580 replies
   • 71,374 views
   • 
   • 955i
   • 18 Nov 2019

7. Yamaha RX1 conversion Process

   By Supermotive, 18 Sep 2019   

   • yamaha
   • rx1
   • (and 5 more)

     Tagged with:

     • yamaha
     • rx1
     • conversion
     • rotax
     • c
     • gearbox
     • adapter
   • 7 replies
   • 423 views
   • 
   • Yamma-Fox
   • 30 Sep 2019

8. rotax 912 edge performance big bore kit failure

   By flywise, 4 Sep 2019   

   • edge performance
   • 12 replies
   • 829 views
   • 
   • flywise
   • 8 Sep 2019

9. 912 aftermarket ignition

   By 1avidflyer, 5 Jul 2018
   • 14 replies
   • 973 views
   • 
   • SuberAvid
   • 29 Aug 2019

10. Rotax 912 trigger coil dissected

    By flywise, 15 Mar 2019   

    • ignition
    • trigger coil internals
    • (and 1 more)

      Tagged with:

      • ignition
      • trigger coil internals
      • magnetic pick up coil
    • 9 replies
    • 668 views
    • 
    • 1avidflyer
    • 5 Aug 2019

11. Jabiru Engines

    By skypics, 24 Aug 2018   

    • engines
    • 9 replies
    • 662 views
    • 
    • skypics
    • 9 May 2019

12. Jabiru 2200 Gen 2 s/n 3236 for sale

    By skypics, 22 Apr 2019
    • 0 replies
    • 144 views
    • 
    • skypics
    • 22 Apr 2019

13. MY AVID Mk4 RX-1...build

    By sky4play, 5 Nov 2018
    • 22 replies
    • 1,112 views
    • 
    • sky4play
    • 31 Mar 2019

14. Rotron RT600 XE 100 horsepower

    By Cloud Dancer, 23 Feb 2019
    • 5 replies
    • 397 views
    • 
    • Ronin
    • 25 Feb 2019

15. Rotax 912 ULS Tuned Intake

    By lv2plyguitar, 1 May 2018
    • 9 replies
    • 586 views
    • 
    • Av8r3400
    • 1 Nov 2018

16. Anyone ever use a sea doo engine?

    • 1
    • 2

    By 1avidflyer, 24 May 2017
    • 25 replies
    • 4,329 views
    • 
    • Yamma-Fox
    • 28 Oct 2018

17. 912 CDI Repair

    By wypaul, 21 Sep 2018
    • 1 reply
    • 242 views
    • 
    • 1avidflyer
    • 21 Sep 2018

18. What's it trying to tell me ?

    By egp8111, 14 Dec 2016
    • 16 replies
    • 1,087 views
    • 
    • 1avidflyer
    • 19 Sep 2018

19. RX1 Motor Mount

    By marshawk, 25 Sep 2016
    • 13 replies
    • 1,348 views
    • 
    • Yamma-Fox
    • 4 Aug 2018

20. Foot Cramps

    • 1
    • 2

    By lv2plyguitar, 7 Nov 2016
    • 26 replies
    • 1,669 views
    • 
    • TJay
    • 22 Jul 2018

21. OIL Temp

    By Claude701, 22 Jun 2018   

    • oil
    • temp
    • 0 replies
    • 208 views
    • 
    • Claude701
    • 22 Jun 2018

22. It runs! HKS

    By 1avidflyer, 26 May 2018
    • 3 replies
    • 414 views
    • 
    • 1avidflyer
    • 26 May 2018

23. Where can I get this thermostat?

    By fusionfab, 16 Oct 2017
    • 10 replies
    • 753 views
    • 
    • SuberAvid
    • 26 Apr 2018

24. Subaru EA81

    By bcbushcaddy, 26 May 2016   

    • subaru
    • ea81
    • (and 5 more)

      Tagged with:

      • subaru
      • ea81
      • reductions
      • dave johnson
      • re-drive
      • belt drive
      • rotec tbi
    • 14 replies
    • 2,540 views
    • 
    • SuberAvid
    • 26 Apr 2018

25. Carb Heat on EA81 Holley/Weber set up

    By bcbushcaddy, 3 Oct 2017
    • 6 replies
    • 643 views
    • 
    • bcbushcaddy
    • 15 Apr 2018