What is the spark plug gap for my 1949 Dodge half ton pickup with a flathead inline 6 cylinder engine?
The spark plug gap for a 1949 Dodge half-ton pickup with a flathead inline six cylinder engine is typically 0.035 inches (0.89 mm). However, always verify this in your owner's manual. The manual is the definitive source. If you don't have the manual, you might find a digital version online through a Dodge parts site or a vintage vehicle resource.