Includes a Honda cylinder and multiple parts. - Part Name: O-rings and other parts for Honda S800 - Part Number: 19251-548-003 x 1 - Part Number: 91305-500-010 x 6 - Part Number: 16229-516-010 x 1 - Part Number: 90282-500-000 x 2 - Part Number: 91315-500-000 x 1 - Part Number: 91311-500-010 x 1 - Part Number: 91311-500-010 x 1 (Different contents) Thank you for viewing. As details are unknown, we would like those who are knowledgeable to consider this. Please understand that this has been stored indoors for many years.