Yes, PILCHARDS is a Scrabble word!

Letter values in Scrabble US: P 3, I 1, L 1, C 3, H 4, A 1, R 1, D 2, S 1.

Is it a valid word?

PILCHARDS is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

small fatty fish usually canned
small fishes found in great schools along coasts of Europe; smaller and rounder than herring

Also: sardina pilchardus.