4 Cylinder head DYNO shootout, VHM, stock, high comp insert

Testing 4 different heads on one bad ass husky 85! All testing applies to KTM 85sx, Husky TC85, and Gas Gas MC85
VHM MX vs VHM SX vs OEM vs high compression
Drop a comment and tell us what you guys think
As always, www.hpracedevelopment.com for the good stuff