What is the spark plug gap on a 1972 Oldsmobile 442 automatic with 455 ci ingine?
The recommended spark plug gap for a 1972 Oldsmobile 442 with a 455 cubic inch engine is 0.045 inches (1.14 mm). However, always double-check your owner's manual or a reputable repair manual for that specific year and model to be absolutely certain. Slight variations might exist depending on the specific engine's specifications.