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I'm thinkin about picking up a used Polaris p85 primary clutch for my 97vmax 600 twin. I've done some rebuilding of my Yamaha primary...

I was just reading an interesting thread where people were discussing two ways in which to tune a primary clutch (all else being equal)...

With those pipes...being 400-500 rpm off peak will make a difference. They have a really narrow powerband and hard to keep on the...

I don't think it's the secondary as much as it's the overall clutch tuning. When I originally made adjustments to the secondary spring...

15.6 mm rollers

im moving on to the primary clutch, would lije to order a rebuikd kit for this same sled, i know its not the original srx clutch.. but...

Something that occurred to me after reading your reply. Will the 4 stroke spider have any affect on the way the weight act on a 2...

I still think that large Bearcat secondary isn't doing you performance and good. It's a low ratio secondary made for low speed high...

np lol. i have done it both ways and the 4 stroke that we put the clutch on without the windows, we kept lightening the weights but...

Ah yeah. Now that I see the Apex clutch in front of me, it's easy to see the windows, and the 2 smoke ones don't have that.If the...

Early start so far for winter(will it hold:itchy:)Fingers crossed .Got the old yami out for her 30 anniversary start,gotta love the...

bs

Well I'm still not 100% where I need to be with my clutching. I thought I was close. I just haven't been able to hit peak RPM and now...

Snowdad4 is right. Lower engagement won't change shift speed or peak rpm. It's just a tuning tool to suit rider and riding conditions...

Not at all in my opinion. Myself being a deep snow rider, the lower engagement reduces trenching and gives the sled the ability to climb...