.
. A
lot better than most if the "normal" valves we see coming
off cars. This came from a fellow who appeared to be
determined to replace most of the parts on his car in the
early 80s to restore it back to "new" regardless of
whether the parts needed to be replaced from a functional
standpoint. Hard to do these days.
Datsun Roadster Heater
Valve from Rallye Enterprises, Ltd.
Datsun SPL310 SPL311
SRL311 Heater Valve from Rallye Enterprises, Ltd.