Went to one of my local Wal - Mart (have four with-in easy driving distance), the one my wife works at, and discovered they have a pretty good supply of engines. Four displays,
with plenty of A10-3T's, A8-3's, B4-4's, B6-4's, C6-3's and C6-5's priced at $4.97 per pack.
Not bad!!

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Dave, NAR # 21853 SR.