What is the spark plug gap for a 1991 Dodge 318?

The spark plug gap for a 1991 Dodge 318 engine is typically set between 0.035 and 0.045 inches (0.89 to 1.14 mm). It's essential to check the specific requirements in the owner's manual or service manual, as variations may exist based on engine configuration or modifications. Always ensure the gap is set correctly for optimal engine performance and efficiency.