This is a Brand NEW DIESEL FUEL PUMP for 186F Chinese GENERATOR 10 HP and fit YANMAR L100 Diesel Engine . Fit Yanmar L100 Engine Generator Part Number : # 714970-51101 Fit Chinese 186F Diesel Engine Generator10HP Fit all Chinese open frame diesel generators engines that produce between 5000 to 6000 watts Fit Chinese 4-inch diesel water pump