Blow Off Valves

Black Sheep Industries 50mm Blow Off Valves are built with a two-piece billet dome machined from 6061 aluminum and finished in black anodize. Every BOV is designed, machined, and assembled in Canada.

Shop Blow Off Valves

• 50mm Blow Off Valve — the complete billet BOV assembly.
• 50mm BSI Blow Off Valve Flange — a stainless steel replacement/spare flange for the 50mm BOV.

Frequently Asked Questions

What size are these blow off valves?

50mm, with a two-piece billet 6061 aluminum dome and black anodized finish.

Are these BOVs built in Canada?

Yes, designed, machined, and assembled in Canada by Black Sheep Industries.