How to Change Your Spark Plugs & Why You Shouldn’t Use Copper Grease

0 (0) Should You Use Copper Grease/Slip/Anti-Seize on Spark Plug Threads? With it being one of the most asked questions on the Internet when it comes to spark plug changes, we wanted to make things far clearer. With even walk-in stores trying to use this as a tactic to sell their copper grease products, we … Continue reading How to Change Your Spark Plugs & Why You Shouldn’t Use Copper Grease