Je Pistons Piston Rings - Premium Race Series - 4.030 in Bore - File Fit - 0.043 in x 0.043 in x 3.0 mm Thick - Low Tension - Steel - Plasma Moly - 8-Cylinder - Kit-J71408-4030-5--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO