Plug in your earliest year and use Chev C20 as that model definitely had 292 available. Actually C10 and others did too, but C20 was the bigger truck, so bigger engine. Here's what I came up with.
http://www.napaonline.com/Catalog/CatalogItemDetail.aspx?A=WP_58167_0131268435&An=0&Ar=AND(P_RecType%3aA)
