Well I went to pick up some pistons for my project and this guy was also had this:
Yup thats the exact same Weapon R Header from the test above. He was nice enough to let me take pictures of it. He also told me Weapon R discontinued this header because they were sued by Hytech. He has a few left he told me. IM me if your interested and I'll give you his info. He was a really nice guy.