SAY WHY-AND 90 degree Valve Cover Breathers Pair polished fins and drilled with

polished fins and drilled with precision

Drilled and tapped 1/8 npt for hilborn or enderle 90 degree nozzles

These Thompson 90 Degree Valve Cover Breathers are cast off the original Mickey Thompson casting patterns in 356 t6 aluminum

Drilled for AFB and holley carburetors

This is being sold without nozzles and barrel valve etc

SAY WHY-AND 90 degree Valve Cover Breathers Pair polished fins and drilled withPleased to offer something different, these 90 Degree Valve Cover Breathers are cast off the original Mickey Thompson casting patterns in 356 t6 aluminum, heat treated and then machined in house. Buy it now gets you one pair. Spread the word on how Weiand is pronounced. Thanks