VCB100 Lock On Breather
Aluminum Lock On Breather Assembly

Aluminum Lock On Breather

Includes Internal Baffle & -12 AN Fitting
Part #VCB100
In stock - Usually ships in 1-2 Business Days
Only $86.00 ea
Connect your Vacuum Pump or Pan Evac system to your valve covers without Welding! Meets NHRA/IHRA requirements for mechanically attachment with internal locknut to attach breather to your valve cover.

No Welding Required!

6061 T6 machined aluminum breather installs in thick or thin valve covers by just drilling a 1 1/16" to 1 13/16" hole. No welding needed! Allows easy connection of either pan evac line or vacuum pump pickup line and reduces amount of oil pulled into line from motor. Features a 1/2" NPTF threaded female outlet with a #12 AN Male fitting included. -10 AN fittings available upon request..


  • 1/2" NPT Outlet
  • 6061 T6 Aluminum Construction
  • Internally Baffled
  • Fits in 1 1/16" to 1 13/16" (1.0625" to 1.8125") mounting hole