OK504 Major Engine Overhaul Kit Major Case-IH Engine Overhaul Kit for engine A504BDT CID Turbo Diesel. 6 Cyl.. Sleeve Fire Dam: 5.092ýÿ/5.097ýÿ O.D.. Standard bore 4.625ýÿPiston Pin: 1.7995ýÿ . Kit includes: Piston Liner Kit, Main Bearing/Washer Set (8), Connecting Rod Bearing, Connecting Rod Bushing, Upper Gasket Set, and Lower Gasket Set with Seals. Fits Case-IH models: W24, W26B, W36, 128D, 1450, 224B, 880C, 980B, 1370, 1470, 1570, 2390, 2470, 2590, 2670, and 4490. Included in this kit:Piston Liner Kit A-SK416 includes sleeve, piston, 6.00Brg/Washer Set, Main (8) A-MB504 STD 1.00 or A-MB504-10 .010 1.00Bearing, Conn Rod A-CRB336 STD 6.00 or A-CRB336-10 .010 6.00 or A-CRB336-20 .020 6.00 or A-CRB336-30 .030 6.00Bushing, Conn Rod A-A41756 6.00Gasket, Upper Set A-A151406 includes crankshaft seal 1.00Gasket, Lower Set w/Seals A-A44075 Cyl Block Gasket & Both 1.00 Please Contact us to ensure that your size bushings are in stock. Fits the Following Models: Case-IH INDUSTRIAL/CONSTRUCTION: W24 (ENG SN