NEW Pneumatic Spark Plug Cleaner Spark Plug and Contact Cleaner by Klotz Economy Cycle BGS 6705 Air Spark Plug Cleaner Removes Carbon, Die Cast Aluminum, 6.2 Bar, 7.7 CFM, Bench Mountable Bgs 6705 Air Spark Plug Cleaner Harbor Freight Cool old spark plug cleaner. It doesn't work anymore but you get the idea. Amazon.com: Pneumatic Spark Plug Cleaner : Automotive SPARK PLUG VIBRATOR CLEANER TIP ASSEMBLY from Aircraft Tool Supply