420cc Pr-edator Engine - 1" Threaded Exhaust Flange Compatible With Pr-edator 301 420 340 390 22hp 670 Generator or Other Applications Where a Custom Exhaust
Note: THIS EXHASUST ADAPTOR DOES NOT WORK ON DUR-OM-AX ENGINE 16HP OR 18 HP
Compatibility: Predator 301cc 11hp 420cc 13hp 670cc 22hp, Hon-da GX270, GX340, GX390, Generators or other applications where a custom exha-ust is needed
Outlet Pipe is SS NPT 1" pipe thread, Outlet Pipe Size Approximately 1.9 inch. Flange Center Hollow To Hollow Approximately 2 inch (Size see photos for details)
Installation: Flange is CNC cut from heavy 1/4" steel plate to prevent warping,Strict quality control standards to Build and test. Designed as a direct replacement for your 1" NPT Flange.Made to factory specifications for a hassle-free installation, Professional installation is highly recommended
Propose: Leave the spark arrestor internal funnel and face plate screen in place before applying this exhaust gasket and adapter. You also have to get longer screws. The screws are M5-0.8 x 16 or M5-0.8 x 20