Isuzu 8970145731 Camshaft Assembly

This camshaft is manufactured from forged alloy steel with induction-hardened cam lobes and polished journals to provide high wear resistance and long service life. It is designed for the gear-driven valvetrain of the Isuzu 4BG1 series 4-cylinder OHV diesel engines, ensuring accurate valve timing control and smooth engine operation under heavy-duty cycles. Directly replaces Isuzu OEM part numbers 8-97014573-1, 8970145731, 8-94409412-0, and 8944094120. Compatible with engine variants 4BG1, 4BG1T, 4BG1-TRA05, 4BD1, and 4BD2. Primary applications include Hitachi EX120-2/3/5, ZX120, ZAX120/130, Kobelco SK120-5/6, Sumitomo SH120/SH200A3, JCB JS160W excavators, and Isuzu NPR60 trucks.