Change Tires- Change Clutch?

boatbouy

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Ontario, Canada
LOCATION
Ontario, Canada
I'm looking at putting 26" Mudlites on my '05 Griz and have noticed alot of guys seem to change thier clutches when they got to bigger tires. Is this something I should be considering before I put the new rubber on? Why the changes and if so what's the best for the Griz? :shock:
 
I had the same question when putting 26" on my 02 but if you put only 4-6 psi in your mudlites I bet they won't be much taller than stock.... my Bearclaws were maybe a 1/2" taller... I wouldn't waste the money unless you went real big 28"+ IMHO
 
I noticed a difference in the way my grizzly performs from when I had the stock tires on to now with the 26" mudlites. The gearing is definately different, and the acceleration is also different. I do think that the grizz has enough power even with the bigger tires. When trail riding, I find myself using low range a lot more where as before I usually used high range mostly. I am glad I put the mudlites on and think I will leave the rest alone for now.l
 
I have the 26" tires and I dont think there is a kit that is worth the money at this point...trust me I have 2 worthless kits that did nothing other then the wet clutch springs helped the engagement.

I really feel those kits are for 28" tires
 
It would be nice if there were some big gains to be had with clutching, there just simply isnt. However, You can get some decent gains by stiffening the secondary spring (pink dalton) or make up a shim that you add to the stocker. Also, I found some gains when I machined the primary and secondary to let them shift out more. This is more of a top end thing however. As for low end performance when you add heavy tires anything over 25", just find a way to stiffen your secondary clutch...BBY
 
I would hold off on the clutch kit, once you get the tires on, if you find you lost some power, try getting a high-flow air filter and a jet kit, that combination seemed to help and is cheaper than a clutch kit.
 
The Dalton clutch kit isn't that expensive $80 U.S.or about $125 Canadian. It will definately help your low end torque regain what was lost to the big tires. Big cautious on the supposed high flow air filters especially K&N, sure they flow more air but they also filter less! You won't notice any difference in performance either, your exhaust pipe can only get rid of so much so you will not gain anything. Stick with a UNI-filter or the stock one and don't waste your money on a new K&N filter and exhaust pipe, you won't notice anything. The jetting and needle swap will gain you some HP and torque depending on your elevation? Just don't do a big jump/slide in sizes at once! Trial and error the safe way will get you the most.
 
The cllutch kit kit does very little as well, not worth the 80 unless you are running 28" tires.
 


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