Martin Cvetanov

Hello! See the image that i'm uploaded ..... My question is this disc what work make, once it narrows the hole? Thanks!

What oil to use for fuel? Motul 800 2T or Bardahl - KGR Fuel Mix - 2T ?

Thanks for the reply.Left and right side on teflon cage, is different from the two sides?How to mount this bearings on crankshaft?

What bearings to use: with Teflon or Steel cage?

This double-T structure, how to visible or how to know what is this principle?And who by two bearing is bigger??

Thanks.. Between reinforced connecting rod and original connecting rod what is different?

Hi. Rear shock absorber from derbi senda 1999, will become does Derbi Senda 2007?

After all, who muffler to put Metrakit Thrower or CHR Conti v7. Who is better?

How much more power there is 80cc Airsal from 72cc Airsal?

Yep, but overall Giannelli what are their productions?

Thank you! What do you think of exhaust CHR conti racing? Better you than Metrakit Thower?http://www.nonolesgaz.net/mecaboite-echappements/1827-echappement-conti-chr-v7passage-haut-derbi-senda-drd.html

What is the difference between Airsal Sport 80cc and Airsal Racing 80cc, besides segments. And for what reason must shaft for one for others no?

Look what I found at "affordable" price ....Product Line: RacingSuggested Retail Price: € 120.00Our Price: € 89.00What would you say? http://www.maxiscoot.com/vilebrequin-renforce-hq-toxik-derbi-euro3-d50b0-txw130012.html

Hi! Do I need to make changes in the crankcase for Airsal 80cc Racing?