Standard Ignition Distributor Cap P/N:MY-400
Help send high-voltage spark to each cylinder in firing order with the Standard Ignition Distributor Rotor MY-302. It is a direct-fit replacement for the listed applications: the 1942-1944 Ford 1/2 Ton Pickup and 1942-1944 Ford 3/4 Ton Pickup, plus the 1942 Ford Sedan Delivery and 1942 Ford Super Deluxe. See the "Vehicles it fits" section for engine details.
The rotor mounts on the distributor shaft and turns with it. As it turns, it passes ignition-coil voltage from the center of the distributor cap to each outer terminal in turn, which routes it to the spark plugs.
Signs that a rotor may need replacing include misfires, hard starting, rough running, and a burned, pitted, or carbon-tracked contact. If a worn rotor is the cause, this part replaces it. Diagnose the ignition system before you replace parts.
Interchange: D124 · MA901 · FA64 · 21A12200 · 282134 · 380534 · 8412439
This part cross-references / interchanges with the following part numbers:
What does a distributor rotor do?
It turns with the distributor shaft and carries ignition-coil voltage from the center of the distributor cap to each outer terminal in sequence, so the voltage can be sent on to the spark plugs.
Which vehicles does the Standard Ignition MY-302 fit?
It is listed for the 1942-1944 Ford 1/2 Ton Pickup and 3/4 Ton Pickup, the 1942 Ford Sedan Delivery, and the 1942 Ford Super Deluxe. See the "Vehicles it fits" section for engine details.
What part numbers does MY-302 interchange with?
Interchange numbers include D124, MA901, FA64, 21A12200, 282134, 380534, and 8412439.
How can I tell if my distributor rotor may be failing?
Possible signs include misfires, hard starting, rough running, or a burned, pitted, or carbon-tracked contact. Other problems can cause these symptoms, so diagnose the ignition system before you replace parts.
What are the rotor's contact segments made of?
Standard Ignition's distributor rotors use solid brass segments. They are designed for better conductivity and a higher-voltage spark to the plugs.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.