Features: This stainless steel petcock features 16mmx1.5mm threaded nut and 22mm hexagonal design, ensuring precise compatibility for GX390 equipment. Engineered with 90degree ON/OFF rotation and corrosions resistant construction, the switching delivers reliability fuels flows control while matching OEM specifications for seamless installation in gasolines powered machinery. Suitable for 5KW 5.5KW 6KW 6.5KW 208CC 389cc 420cc 3250/3750 Watt GP3250 GP5000 GP5500 GP6000 GP6000E GP6500 GP6500E GP7500W GP7500E GP8000E H5500 H6500 H7500 HW5500E HW6500 HW7500E XT8000E Generator 209417GS Compatible for EB3500X EB3500XK1 EB3800X EB5000X EB5000XK1 EB5000XK2 EB6500SX EB6500X EM3500SX EM3500SXK1 EM3500X EM3800SX EM5000SX EM5000SXK1 EM5000SXK2 EM5000X generators Optimize engine performances with this heavy duty fuels switcher designed to withstand high temperature environments, featuring precise thread alignment for leak proof operate. Specifications: Component:Stainless Steel Length:Approx.10.6cm/4.17inch Gas tanks fuels Switching pumps Petcock for Chinese gasolines Generator 5.5HP 6.5HP 7HP 8HP 9HP 11HP 13HP 14HP 15HP 16HP 168F 163CC 196CC 170F 208CC 211CC 173F 177F 182F 188F 190F (16mmx1.5mm) Compatible for Harbor Freight 7000 / 8750 Watt 69671 68530 68525 69672 69674 68529 68526 predators Generator Powered by a 420CC 13HP/14HP/15HP/16HP R420III Engine Package Includes: 2set Shut off Valved note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color