Custom Threaded Exhaust Adaptor Flange Kit Diy Generator Fits HONDA GX390
- Heavy duty threaded exhaust flange kit for use on Honda GX390 engines. This is an un welded DIY kit so you can choose the length of the threaded pipe to work best for your application. Great for custom exhaust setups on generators, go karts, mini bikes, or garden equipment. Flange is CNC cut from heavy 1/4" steel plate to prevent warping, outlet pipe is 1" NPT pipe thread that matches exhaust port perfectly for maximum flow. Length of outlet pipe piece is 2.5"..
- Comes complete with stainless steel mounting hardware for a quality installation..