Fuel Shut Off Valve Compatible with 698181 494769 494539 697944,Tecumseh 35857. The fuel line is divided into 3-layers: inner and the outer pipe are made of rubber and the middle reinforcing layer is a woven fiber nylon thread, Wall thickness is 3.0mm, Oil resistant, cold-resistant and withstands high heat, Fine ductile and Long service life. Fuel shut-off valve Make of ABS Material, black and red. Fit many lawn mowers/ generators/ gardening machines. Package include: 60cm long fuel line, 2 fuel shut off valve, Fuel Filter, 6 clamps90-degree fuel shut off velve for 1/4″ fuel line Size: Fuel line ID-1/4 inch (6mm), OD-1/2 inch (12mm) Compatible with 698181 494769 494539 697944 Replace Tecumseh 35857 It can fit many mowers tractors snow blowers and just about all small engines