New Aftermarket Carburetor — Part 520-918 (Replaces 631245, 631820, 631921, 632284)

Product type: Carburetor. This aftermarket replacement is sold under manufacturer part number 520-918 and serves as a direct interchange for OEM numbers 631245, 631820, 631921, and 632284. Important note: Not compatible with greater than 10% ethanol fuel. Source: Aftermarket. Warranty: One year manufacturer's warranty.