What is Spark plug gap for 4.3 2000 Chevy motor?
The recommended spark plug gap for a 2000 Chevy 4.3L Vortec engine is 0.040 to 0.050 inches (1.02 to 1.27 mm). Always consult your owner's manual for the most accurate and up-to-date information, as slight variations can exist depending on the specific engine configuration and spark plug type used.