Ford 311006 Starter Relay Assembly

This starter relay assembly operates at 12 volts DC and features a 4-post terminal configuration with flat mounting base. Designed as a direct replacement for OEM part numbers 311006, B6AZ-11450-A, and 84535477. The unit incorporates a 25A contact rating suitable for starter motor solenoid activation on 4-cylinder gasoline and diesel engines. Construction utilizes copper alloy contacts and high-temperature resistant phenolic housing for durability in agricultural environments. Cross-reference interchange includes Autolite SW217, Case A21481, and manufacturer part number 76919. Applicable to Ford tractors manufactured between 1958 and 1964 including the 500, 600, 700, 800, 900 and 501, 601, 701, 801, 901 series, as well as New Holland 1800 series industrial tractors.