Get one of these RRC billet aluminum caps w/ weld in bung for your application today. These can be used in a wide variety of applications from valve covers to rear end housings. They are made from 6061 T-6 Aluminum and CNC machined to exact tolerances. They feature an o-ring seal and course threads for ease of starting when installing the cap. These are a direct replacement for any US made 6 bolt fuel cell and are available with bare aluminum or Black Anodized bolt in flanges.
This item features the following items:
2-3/4" OD Anodized Red Aluminum Fill Cap
6 Bolt Aluminum Ring
2-1/4" - 10 Threads