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MPI Viper turbo Video ***With lightweight muffler***

Matt@MPI

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Dec 3, 2010
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We don't have the greatest snow right now. So I took out the XTX that has a 153 2.25 powerclaw and Turbo set at 6-7 PSI. This has the lightweight muffler installed. Still has the wide front end.

 
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B

BigFish BC

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Jan 27, 2005
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kitimat b.c
that 153 looks like fun:face-icon-small-coo sounds like you needed a bit more clutch weight,on off throttle sounds clean & snappy.:face-icon-small-hap
 

Matt@MPI

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Lifetime Membership
Dec 3, 2010
293
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Helix, more helix!

Yes. Those were a bunch of clip throughout the day. I had a whole backpack full of clutch parts and proto type airbox ( that’s a fun one to change on the mountain). I started out with 15.6 rollers, BPB, white sec spring, 39*and modified 8BU-00 that weren’t heavy enough. I then installed 8FS with 4.5, 4.5, and 3.6 rivets and that was better but I did add more helix. Tried a 44-40 and ended up liking a 46-42 with a BSB in the primary.<O:p</O:p
 
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