The flywheel screw, identified by the OEM part numbers 8970933260,897093-3260, and 8-97093326-0, is a critical high-precision fastener meticulously engineered for Isuzu’s 4LB1 diesel engine and specifically customized to fit TCM industrial equipment—including forklifts and material handling machinery, which are widely used in warehouses, logistics centers, manufacturing plants, and industrial yards worldwide.