Ace Race Parts 51048 2 Schedule 5 Short Radius 90 Degree Elbow 321 StainlessAce Race Parts 51048 2" Schedule 5 Short Radius 90 Degree Elbow 321 Stainless Schedule 5 321 Stainless 90 Degree Elbows for Turbo Manifold Builds! The Ace Race Parts brand of Schedule 5 Tight Radius 90 Degree Weld Els are available in 321 Stainless! Ace Race Parts 321 Stainless Weld Els offer superior corrosion resistance in high temperature applications especially applications that will see extended periods of wide open throttle (eg: a track car) or