SPEC 13000.013 GASKET SET 6BB1 6BD1 1878102764 ISUZU 1976-1984 SBR SBR422 SCR JCR JCR480 JCR500 NON TURBO ALLOY ROCKER COVER GJ480 GJ480W 1878102760 2A6011THIS IS A SPECIAL ORDER IN ITEM AND MUST BE PAID FOR BEFORE ORDERING ITEM TAKES 1 2 DAYS AND IS ORDERED AS SOON AS PAYMENT IS MADE ONCE YOU HAVE PAID FOR THE ITEM THERE IS NO REFUND ON THIS ITEM GASKET SET 6BB1 6BD1 1878102764 ISUZU 1976 084 SBR SBR422 SCR JCR JCR480 JCR500 NON TURBO ALLOY ROCKER COVER GJ480 GJ480W 1878102760 2A6011 ALL 6BB1 AND 6BD1 ENGINES FROM 1975 1984 WITH A ALLOY ROCKER COVER IN 1984 THE ENGINE WAS UPDATED WITH A TIN ROCKRT