90 deg aluminum elbows (weld on)

[the german]

Hi guy"s
Where can I find those aluminum (6061) elbows for making .21 headers.

Thank you for help

Alex

 

[Alan Elzer]

I've used AC car refrigeration fittings before, check AC auto repair shops most the time they be glad to give them away.

 

[Ray Sametz]

https://www.mcmaster.com/aluminum-elbows