OEM Grade 102.5mm Engine Piston Compatible with Case 621C Wheel Loader B Series 1989-2005 5.9L 6-Cylinder Turbocharged Aftercooled Diesel 0.50mm Oversize 3802764 3928674 3928673 3919044

OEM PART NUMBERS: · Cummins: 3928674 3928673 3919044 3802764 SPECIFICATIONS: · Bore Diameter: 102.5mm (4.035 ) · Stroke: 119.0mm (4.72 ) · Displacement: 5.9L (359 CID) · Compression Ratio: 16.5 · Size: 0.50mm Oversize · Engine: B Series 5.9L (1989-2005) · Cylinders: 6 (Inline) · Fuel System: Direct Injection · Aspiration: Turbocharged Aftercooled · Emissions: Emission Controlled APPLICATIONS: · Case IH 8860/8870 Cummins 6BTA 5.9L Diesel (1989-2005) · Case 90XT/95XT Cummins 4BTA 3.9L Diesel (1989-2005) · Case 570LXT/580L/580SL/590SL Cummins 4BTA 3.9L Diesel (1989-2005) · Case 621C Cummins 6BTA 5.9L Diesel (1989-2005) · Case 9010/9020 Cummins 6BTA 5.9L Diesel (1989-2005) · Komatsu WA200-3/WA200-5/WA250/WA320 Cummins 6BTA 5.9L Diesel (1989-2005) · Ingersoll Rand PF161 Cummins 6BTA 5.9L Diesel (1989-2005) Engine Piston - B Series 5.9L 0.50mm Oversize Direct OEM replacement engine piston for B Series (also known as 4BTA 3.9 6BTA 5.9 CDC 6.590) engines. Replaces 3928674. Compatible with Cummins Windrower Loader Wheel Loader Excavator. Bore 102.5mm 0.50mm Oversize. ⚠️ Verify OEM part number from your original unit before ordering to ensure proper fitment.