What is the spark plug gap for a 1979 FORD F-250 with 351m?
The recommended spark plug gap for a 1979 Ford F-250 with a 351M engine is 0.035 inches (0.89 mm). However, always double-check your owner's manual or a reputable repair manual specific to your vehicle's year and engine for the most accurate information. Slight variations might exist depending on specific engine configuration and fuel type.