sockeyerun
Test Dummy
02'MM, - 1 layer, bored silencer,spacers,stock primary w/4.5in 4.5out. stock secondary.200lbs I ride ungroomed trails and boggs. Thanks
You gotta love a 51/43..it is the universal yamaha helix. I ran one in my MM,s even at 10k elevation.
MountainMax
New member
yup sounds like it's the popular one to pick with a non roller secondary, you may want to tighten up the secondary another 10 degrees for more fun.......
sockeyerun
Test Dummy
Thanks, What about with a roller secondary??? 
Roller rooster with a 43/39 is very similar..better mid tho.