E3.60 E3 Spark Plug, 2-pk v174632-v174631-v174618-v174628-v174627-v174621-v174622-v302220-v302221-v302222-v302223-v302224-v302225-v302226-v302227-v302228-v302229-v306740-v306737-v306736-v382239-v382237-v302321-v302323-v302324 1971 Chevrolet K10 Suburban 1967

1971 Chevrolet K10 Suburban 1967

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E3.60 E3 Spark Plug, 2-pk v174632-v174631-v174618-v174628-v174627-v174621-v174622-v302220-v302221-v302222-v302223-v302224-v302225-v302226-v302227-v302228-v302229-v306740-v306737-v306736-v382239-v382237-v302321-v302323-v302324 1971 Chevrolet K10 Suburban 1967E3 Spark Plugs have a DiamondFire edge to edge electrode that provides maximum performance with increased efficiency and a faster more complete burn The diamond shaped side wire electrode projects the combustion spark in a way that more quickly ignites the air fuel mixture, thereby creating a significantly faster and longer flame kernel Pre gapped at the factory to meet OE requirements Includes 2 spark plugs per package