Bolt In -10 an Breather Cast Orfabricated Covers Silver BBC 3-7/16" Tall Height will suit

3-7/16" Tall Height will suit most Roller Rockers

This can be used for EFI applications with a fuel injector or a nitrous nozzle

305" Deep Bronze Valve Guides

125" Width A:3

The included high volume drain tap allows quick emptying and is threaded for attaching AN fittings and hose for hard to get to locations

Bolt In -10 an Breather Cast Orfabricated Covers Silver BBC 3-7/16" Tall Height will suitPart Number: AF777 10S bolt in valve cover breather adaptors are the perfect setup for your catch can breather system on your engine without welding anything to your valve covers. Simply either use your current breather hole and drill it out to the correct size or start a new hole for this bulkhead fitting to screw on. This will allow the adapter to poke through your valve cover with a male an fitting and is held in place with the included bulkhead