Payen-brand EF462 "conversion" bottom-end gasket set for pre-A+ 1275/1300 solid-block engines with 10-bolt timing cover; set does not include the tappet cover gaskets.
For tappet cover gakets, see set EF075. You will also need 13H2934 rear main oil seal, order separately. It takes a head set and a conversion set for a full engine rebuild.