Feature●Package Dimensions : 10.5" L x 2.1" H x 5.4" W●Package Weight : 0.85 pounds●Made in United States●The model number of the product : JG31F8-4030-2Description Piston Rings - Pro Steel Series - 4.030 in Bore - File Fit - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Plasma Moly - 8 Cylinder - Kit