1.ENGINE ASSEMBLY FOR ISUZU 4JB1 2.With alternator, startor ... . Our factory is a leading manufacturer of auto engine in China. we are the OEM supplier of Isuzu ... 4JB1/4JB1T engine in China. We also supply the engine parts of 4JB1/4JB1T such as ... cylinder block, gasket, valve lifter, spring, cotter, retainer, alternator, starter, clutch assembly, fan, water pump, fuel pump, oil pump, ...