Plastic Insert For Firestone Ball-Lock Tank Plug

• Ideal for Firestone Challenger and John Wood 85 Model • Gas Plug Ball Lock: 11/16' - 18 Thread size • Liquid Plug Ball Lock: 12/16' - 18 Thread size. For replacement Gas Tank Plug see #15E04 - 299. For replacement Liquid Tank Plug see #15E04 - 303.

This plastic insert is perfect for those who own Firestone Challenger or John Wood 85 Model tanks. You can use it when you need to replace the gas or liquid tank plug. The gas plug ball lock has a 11/16' - 18 thread size, and the liquid plug ball lock has a 12/16' - 18 thread size. It's a great solution for tank maintenance.