How to Select Spark Plugs for Your Engine

The spark plug is the difference between a pile of parts sitting quietly in your car and a running engine. If they don’t work properly, your engine doesn't run well, if it even runs at all. Take the time to learn about the ins and outs of spark plugs, how to properly prepare them for your engine combination, and how you can use them to make a little extra horsepower on the cheap!

Learn More:
•  https://www.holley.com/brands/msd/
• https://www.holley.com/brands/accel/

Timestamps:
• 00:32 – Spark Plug Options
• 01:50 – Temperature and Heat Range
• 04:20 – Spark Plug Gap
• 05:34 – Tapered vs. Washer Seats
• 06:20 – Terminal Nut vs. Threaded Nut
• 06:50 – Indexing Plugs
• 08:00 – Ignition Boxes

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