SECONDARY CLUTCH SPRINGS 2019-yamaha-mt10-esi2977827 to eliminate sources of error

to eliminate sources of error

Z-RACING SCREEN YAMAHA YZF-R125 19'- C/SMOKE

Not suitable for vehicles with a Ducati ignition (Malaguti and Beta models)

They are CNC machined and engineered to be drop-in cams that use stock valve springs

4" and 5" bracket lifts/portal gear lifts/a-arms of particular brands

SECONDARY CLUTCH SPRINGS 2019-yamaha-mt10-esi2977827 to eliminate sources of errorThis optional primary spring has slightly higher engagement than the Blue spring, but also has stronger compressed load rating. Works well with some of the extreme mud tires in 28 and up. Using this spring with smaller tires may result in a slight loss of speed.