Clutch sizes.

apexgturbo

Extreme
Joined
Feb 9, 2012
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Location
terrenceville
Country
Canada
Snowmobile
2008 Nytro,2009 Nytro mtx,2006 apex drag sled
hi trying to find out what clutch ratio I am running I have a stm 8 3/4 primary 11 inch secondary it's on a Yamaha apex setup for snow drags.any info would be greatly appreciated.thanks
 
Teoretical clutch ratio for Yamaha is around 0,75.
Practical around 0,90-0,92


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