My Bg fuel regulator almost cost me an engine. A BG400 pump puts out over 24 pounds in the rear and when my regulator went from 7 pounds to 24 during a run it almost washed the rings out. I lucked out and after a few passes the rings resealed. JUNK IT.

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time