1 is the drain for the cowl vent to let out the rain water that gets in. I never understood why they made those drain right on top of the engine. It seems water could get into the vent slots on the earlier valve covers.
2 is the optional oil filter.
Curt
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1953 Chevy 6400, 1957 Chevy 2dr Sedan
--"Mediocrity is easy, the good things take time"
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