The Champion Spark Plug Part Number RF14YC is a vintage part made of copper with a thread diameter of 14mm. It is designed as a standard configuration spark plug for gasoline engines, with a voltage of 12V. This 2-pack of spark plugs is a superseded part with the OE/OEM part number RF14YC, manufactured by Champion in the United States. Perfect for motorcycles and scooters, this high-quality spark plug is a reliable choice for optimal performance.1845 bin 6
The Champion RF14YC (also known as part number 21) is a standard copper-core spark plug typically used in
classic and vintage gasoline-powered Ford and Lincoln vehicles. It features an 18mm thread diameter, tapered seat, and a specific heat range tailored for older V8 and inline-6 engines. [
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Common Compatible Vehicles
This spark plug is primarily known for its applications in older Ford light trucks and passenger cars. Specific vehicle families that often utilize this plug include: [
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- Ford Trucks & Vans: Bronco, F-Series, and Econoline E-Series
- Ford Passenger Cars: Mustang, Torino, and Cougar (particularly classic models from the 1960s to the 1980s)