THIS KIT IS MADE UP FROM ALL OEM HONDA PARTS. SOME RING SETS MAY BE THE OLDER 3 PEICE RING SET STANDARD(74W,74W,R2180,75D,75Q) .25MM/.010"(74W,74W,74Y,75B,75o) .50MM/.020"(74W,74W,74Y,28Kpis,28Krings) CT1PISKITPICK_THE_SIZE_YOU_NEED: STANDARD_(74W,74W,R2180,75D,75Q).25MM/.010"(74W,74W,R2180,75B,75o).50MM/.020"(74W,74W,R2180,28Kpis,28Krings)