THIS RING SET IS FOR ONE PISTON DESIGNED TO FIT ONAN ENGINES WITH 3 7/16 BORE THAT USE PART NUMBER 113-0296 .020 RING SET .THAT IS MOST OF YOUR P224 NH NHC PLEASE CHECK YOUR PART NUMBER BEFORE ORDERING . THESE ARE DESIGNED FOR EXTRA OIL CONTROL IN USED CYL.AND WILL FIT YOUR OEM PISTONS .THESE ARE ALSO AVAILABLE IN 10-20-30. THIS FITSTHE JOHN DEERE T260

We always combine shipping but you must wait for an invoice if you want to save some money.