Studs with supercharger...question

PowderFalcon

Pinnin' it!
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Location
Drumbo, ON
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Canada
Snowmobile
2021 Sidewinder SRX
Question about number of studs and pattern with MPI stage 1 charger at 7lbs on 121" track.

Would like to stay on the inside of the track. I know the general guideline is 1 stud per HP, but how does that coincide with boosted HP? Also would like to only run double backers for reliability against pulls. My plan was to run 2 doubles every row in a tree pattern. What do you all think?

Also wondering about studding a brand new track. Should I wait for a few 100 miles for the track to stretch? Or install right away and re-torque frequently? I am running a cobra track.

Thanks a lot!
 
I had as many as 300+ and finally settled on 144 down the middle with as many as you can in double backers to reduce pull out. Never lost one when I was a 121 cobra. Stretching is a non issue. Yes re-torque after 100 miles and then every season.

What I didn't expect was how much I was spinning with a boosted sled. I went to a 151x13.5" track and it was like I added 100hp no lie. Insane what traction does.

If you cant afford to stretch it then yet stud but it still wont help much, she needs length to really grab.
 
i have 192 studs on a 121 12psi supercharger and i think mine is faster with my 130lbs daughter on the back

What pattern did you use? 2 doubles every lug? Is it ok to do that if I only want to use doubles?
 


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