THE 80 THRU 83 CAME STANDARD FROM HONDA WITH THE D8EA PLUG. THE 1984 and 1986 USED THE DR8ES-L. THE HOT PLUG FOR BOTH (IF YOU HAVE FOULING PROBLEMS IS) D7EA FATCAT USES DR8ES-L DEAPICK_YOUR_PLUG: D8EAD7EADR8ES-L @ _ "SILVER DOLLAR TYPE" PLUG GAPPER TOOL SOLD EACH 1/22A (R2248)JUST A NEAT LITTLE TOOL !!!! GOES FROM .020" TO .100" AND FROM 0.6MM TO 2.4MM R2248 @ D8EA REPLACEMENT SPARK PLUG (BETTER_PLUG) (BETTER_PRICE) (CAN_REPLACE_DR8ES-L) W-D8EA S1068TRY IT YOU'LL LIKE IT !! THE 80 THRU 83 CAME STANDARD FROM HONDA WITH THE D8EA PLUG. S1068