When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I made a bunch of these flanges with 1.900 exhaust ports machined out of 1/2" Stainless if interested pm me.They fit schedule 10 1 1/2" tubing perfectly.