Arko Tractor Parts 

• Direct Replacement – Starter push button switch designed for early Ford 9N tractors (serial numbers up to 12499, years 1939–40).
• OEM-Compatible Part Numbers – Replaces 9N11450A, Delco 405C, 1996487, and equivalent references.
• System Compatibility – Works with both 6-volt and 12-volt tractor electrical systems.
• High Amperage Capacity – Rated up to 70–100 amps to deliver consistent starting performance.
• Easy Installation – Base-mount design; fits standard 1″ mounting hole with 1-3/4″ center-to-center spacing.