This assembly includes a weldable mild steel bung with an 1 5/8" lightweight non-vented cap. The cap features positive grip finger notches and are CNC machined out of 6061 aluminum for accuracy with a lightweight, attractive design and quick-starting coarse threads. Each is standard with a positive sealing radial squeeze o-ring.

This assembly includes a weldable aluminum bung. A convenient stepped shoulder is machined in the base of the bung, acting as a positioning locator during fabrication. This bonus feature holds the bung in place while welding in a hole on a flat surface, or in the end of tubing when building a filler neck extension. This is a great anti-frustration feature that is appreciated by the finish installer.

The lightweight, non-vented cap features positive grip finger notches that is easy to get a hold of. The 6061-T6 billet aluminum cap is CNC machined for accuracy with a lightweight, attractive design and features quick-starting coarse threads. Each is standard with a positive sealing radial squeeze o-ring, which also holds the cap secure.

Easy Turn Fill Caps are available in variety of sizes to fit most any application, big or small.

Proudly made in the USA.

This assembly includes a weldable mild steel bung with an 2 3/4" lightweight non-vented cap. The cap features positive grip finger notches and are CNC machined out of 6061 aluminum for accuracy with a lightweight, attractive design and quick-starting coarse threads. Each is standard with a positive sealing radial squeeze o-ring.

This assembly includes a weldable aluminum bung with an 2 3/4" lightweight non-vented cap. The cap features positive grip finger notches and are CNC machined out of 6061 aluminum for accuracy with a lightweight, attractive design and quick-starting coarse threads. Each is standard with a positive sealing radial squeeze o-ring.

Advanced Chassis provides another new improvement for racers and rodders alike. Cell users can now easily upgrade their Cells from troublesome Flip style filler or Bail cap , to the popular non-vented, Easy Turn Fill Cap Assembly. This assembly is direct bolt-on replacement and is a simple installation.

The positive grip finger notches of the Easy Turn Caps are easy to get a hold of . Featuring quick starting coarse threads , these caps are appreciated by everyone who uses them. Each is standard with a positive sealing radial squeeze o-ring, which also holds the cap secure.

Easy Turn caps are available in a large selection of Pro-Werks Brilliance Anodize Finish colors or beautiful Micro-polished aluminum. The bung of this assembly is Silver anodized for lasting durability, and includes the necessary mounting hardware.

Both the cap and bung are precision CNC machined to exacting tolerances, of light weight billet aluminum, right here in the USA.