OSSA

840 topics in this forum

1. Mar engine weight

   By rocker1, May 18, 2019
   • 4 replies
   • 2.1k views
   • 
   • pmk
   • May 21, 2019
2. 
   

3. VID OF NEW OSSA AT TDN

   By thespikeyone, September 25, 2010
   • 1 reply
   • 2.1k views
   • 
   • for artie
   • September 25, 2010

4. Tr280 countershaft sprocket

   By bfaucett, July 22, 2018
   • 5 replies
   • 2.1k views
   • 
   • canada280i
   • July 24, 2018

5. Ossa. Yes.

   By motochef, September 18, 2014
   • 0 replies
   • 2.1k views
   • 
   • motochef
   • September 18, 2014

6. Which Model Is Closest To The Mar

   By yellow_cad, August 29, 2012
   • 2 replies
   • 2.1k views
   • 
   • chuckindenver
   • November 14, 2012

7. Engine install (modern OSSA)

   By lotus54, January 5, 2018
   • 3 replies
   • 2.1k views
   • 
   • lotus54
   • January 5, 2018

8. Lever will not disengage clutch

   By yellow_cad, November 6, 2011
   • 2 replies
   • 2.1k views
   • 
   • zerorev3rev4
   • November 6, 2011

9. Ossa Mar Clutch Springs

   By yellow_cad, February 19, 2012
   • 1 reply
   • 2.1k views
   • 
   • feetupfun
   • February 19, 2012

10. Tr280 Frame Material?

    By wayne509, February 19, 2014
    • 5 replies
    • 2.1k views
    • 
    • wayne509
    • February 20, 2014

11. TR77 Gearbox issue

    By rick_watts, August 14, 2022
    • 7 replies
    • 2.1k views
    • 
    • rick_watts
    • August 16, 2022

12. Ossa Tr77 Chain Tensioner ?

    By trialsrfun, January 3, 2014
    • 6 replies
    • 2.1k views
    • 
    • woody
    • January 5, 2014

13. ossa conrods

    By kenww, October 2, 2010
    • 2 replies
    • 2.1k views
    • 
    • kenww
    • October 3, 2010

14. Chain Tensioner Spring

    By africanjon, June 7, 2016
    • 6 replies
    • 2.1k views
    • 
    • africanjon
    • June 10, 2016

15. For The Vintage And Modern Riders

    By borus, August 28, 2010
    • 2 replies
    • 2.1k views
    • 
    • monty_jon
    • August 28, 2010

16. Another Ossa Question Help Please

    By shercoben12, November 15, 2014
    • 7 replies
    • 2.1k views
    • 
    • 2stroke4stroke
    • November 16, 2014

17. Ossa Front Hub Identification

    By jc2, November 12, 2015
    • 4 replies
    • 2.1k views
    • 
    • jc2
    • November 13, 2015

18. Ossa Mapping

    By ericleow62, July 26, 2013
    • 3 replies
    • 2.1k views
    • 
    • canada280i
    • July 27, 2013

19. Ossa 250 Mar Crank/gearbox Shims

    By solway19, April 9, 2014
    • 3 replies
    • 2.1k views
    • 
    • trialsrfun
    • April 10, 2014

20. From hot it mumbles and goes out

    By Simonelongus, September 25, 2024
    • 7 replies
    • 2.1k views
    • 
    • Simonelongus
    • December 10, 2024

21. Ossa Mar Cylinder

    By longlegscanbeuseful, March 6, 2015
    • 1 reply
    • 2.1k views
    • 
    • twinshock giles
    • March 6, 2015