OSSA

840 topics in this forum

1. Wiring A Kill Switch To A Mk3 Mar

   By old trials fanatic, November 23, 2009
   • 3 replies
   • 3.5k views
   • 
   • old trials fanatic
   • November 24, 2009
2. 
   

3. Fuel use 280i

   By pindie, December 14, 2018
   • 13 replies
   • 3.5k views
   • 
   • lotus54
   • December 16, 2018

4. OSSA 350 GRIPPER MAIN BEARINGS.

   By chappo, August 16, 2019
   • 9 replies
   • 3.5k views
   • 
   • chappo
   • August 18, 2019

5. 2013 Updates

   By willrichardson, May 15, 2012
   • 7 replies
   • 3.5k views
   • 
   • micm
   • May 15, 2012

6. Thinking Of Buying A 300 Factory

   By richfr, June 23, 2016
   • 10 replies
   • 3.5k views
   • 
   • canada280i
   • June 24, 2016

7. Ossa tr280i rear fender

   By fdb, June 23, 2017
   • 8 replies
   • 3.5k views
   • 
   • dan williams
   • June 29, 2017

8. Frame Protectors

   By taff_d, March 5, 2012
   • 10 replies
   • 3.5k views
   • 
   • jsp
   • April 8, 2012

9. Ossa Mar, What Oil Does It Need ?

   By biffco, March 5, 2016
   • 2 replies
   • 3.5k views
   • 
   • spen
   • March 6, 2016

10. 2014 250 TRi won't start

    By oaktrials, June 26, 2019
    • 11 replies
    • 3.5k views
    • 
    • lotus54
    • July 10, 2019

11. Explorer - Next Best?

    By johnmc408, August 8, 2016
    • 5 replies
    • 3.5k views
    • 
    • johnmc408
    • August 9, 2016

12. Horsepower/torque Figures

    By ric h, March 24, 2013
    • 5 replies
    • 3.4k views
    • 
    • steveo
    • March 27, 2013

13. Mar ignition problems

    By no balance, July 10, 2021
    • 6 replies
    • 3.4k views
    • 
    • no balance
    • October 4, 2022

14. Btwice Throttle Bodies?

    By canada280i, February 24, 2014
    • 11 replies
    • 3.4k views
    • 
    • digga
    • July 14, 2014

15. Ossa Mar 1972 Sprocket Sizes

    By spinningplates, November 4, 2012
    • 7 replies
    • 3.4k views
    • 
    • woody
    • September 21, 2025

16. Mar Front Wheel!

    By basketcase, April 30, 2016
    • 11 replies
    • 3.4k views
    • 
    • basketcase
    • May 3, 2016

17. 72 Mar Fuel Tank Issue

    By sdm, May 3, 2010
    • 2 replies
    • 3.4k views
    • 
    • sdm
    • May 3, 2010

18. Ossa Mar

    By trialsrfun, March 3, 2014
    • 7 replies
    • 3.4k views
    • 
    • amo
    • March 6, 2014

19. Keihin Pwk 28 @ Orange Gripper 250

    By kingscorpion, October 16, 2015
    • 8 replies
    • 3.4k views
    • 
    • kingscorpion
    • October 28, 2015

20. New Style Rear Fender On Old Style Seat Base?

    By canada280i, February 3, 2013
    • 7 replies
    • 3.4k views
    • 
    • jsp
    • June 26, 2017

21. Spoke angles

    By sidstevo, December 21, 2023
    • 8 replies
    • 3.4k views
    • 
    • djr
    • January 6, 2024