Ulmer syage 2 clutch Kit 2006 Apex

wkeggenhoff

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Snowmobile
2006 Yamaha Apex RTX
Anyone know what springs Allen runs in his clutch kits ?
Never wrote part #'s down years ago. Pretty sure they were OEM Yamaha springs.
Have 15,000kms on them. Good idea to change them out ?

Thanks
 
Anyone know what springs Allen runs in his clutch kits ?
Never wrote part #'s down years ago. Pretty sure they were OEM Yamaha springs.
Have 15,000kms on them. Good idea to change them out ?

Thanks
If memory serves me right, primary is, orange/pink/orange and secondary is Silver. with a "G" helix
 
I don't know what stage mine is but it was for MPI SC with 7 lbs of boost. It has a P P P primary spring and a K helix and uses the stock secondary spring.
 
I don't know what stage mine is but it was for MPI SC with 7 lbs of boost. It has a P P P primary spring and a K helix and uses the stock secondary spring.
and its for sale if anyone is interested.
 
The part 's for those springs can be found in the TY Tech pages in the clutching section.
 
It takes a REALLY well set up sled with aftermarket clutching to out top end stock weights. You can count on hours of testing to get there, and big top end #'s will likely be less consistent in varying conditions.
 


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