NEW GENUINE HONDA OEM STANDARD SIZE. PISTON RING SET (13011-KN4-A61). CYLINDER HEAD GASKET (12251-KN4-751). Due to the fact that we are a retail store and may sell an item off the shelf, some items may have to come from our vendors. All payments must be submitted in US Dollars (USD). Credit due will be store credit. This varies from country to country and from item to item. Do not order parts based on the picture shown!