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What is the spark plug gap on an Chevy 305 L69 MOTOR 1983?

Anonymous

∙ 17y ago

Updated: 9/13/2023

.035 Inch Originally the gap was specified at .045 Inch, later (1985) this was changed to .035 due to poor performance issues which was determined to be caused by incorrect gap. This information is recorded on a GM service sticker under the hood my L69 equipped automobile.

Wiki User

∙ 17y ago

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