1957 GMC 250 Spark Plugs
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- Autolite®Copper Spark PlugGMC 250 5.7L / 6.1L 1957, Copper Spark Plug by Autolite®. With Resistor. OE Style. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the ground-breaking...$1.46
- Champion®Copper Plus Spark PlugGMC 250 1957, Copper Plus Spark Plug by Champion®. Built with nickel alloy center and ground electrodes, these spark plugs provide extra durability for long-lasting service life, while the extrusion of copper into the core of their...Resists foulingSuperior corrosion resistance$1.49
- ACDelco®Professional™ Conventional Nickel Spark PlugGMC 250 1957, Professional™ Conventional Nickel Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines using conventional...Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage$2.72
- Motorcraft®Copper Spark PlugGMC 250 1957, Copper Spark Plug by Motorcraft®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$0.60 - $1.86
- ACDelco®Gold™ Conventional Copper Spark PlugGMC 250 5.7L / 6.1L 1957, Gold™ Conventional Copper Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$2.72
- Dorman®HELP™ Spark Plug Non-FoulersGMC 250 4.4L 1957, HELP™ Spark Plug Non-Foulers by Dorman®. The Spark Plug Non-Foulers prevent spark plug damage, repairing spark plug fouling in engines running too rich or oil issues to improve engine performance. Dorman offers a...Corrosion-resistant designNon-Foulers help protect spark plugs from damage$4.04
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