Custom exhaust flange for use on Tecumseh Powersport H50 5-6.5 HP engines that use 1/4" exhaust studs spaced 1 1/2" center to center. Made with pride in Colorado, U.S.A. Great start for those that want to weld their own exhaust system for generators, go karts, mini bikes, or? Center hole is sized for 1" tube. Flange is CNC cut from 1/4" steel to prevent warping. Stainless steel mounting hardware is included for installation. THIS FLANGE WILL NOT FIT THE HS SERIES ENGINES. MAKE SURE TO VERIFY THE CENTER TO CENTER BOLT SPACING ON YOUR ENGINE IS 1 1/2" FOR PROPER FITMENT.