ISUZU For Isuzu 1991.08-1996.04 4ZE1 4ze1 Engine Crankshaft For Isuzu Trooper Accessories 4ze1 Pickup Truck – OEM 8941367841

Product Overview: Engineered for Isuzu 4ZE1 engines, this nodular cast iron crankshaft is a direct-fit replacement component built to original equipment dimensions. The part is manufactured to original equipment dimensions, making it a practical solution when an original crankshaft has failed through bearing wear, scoring or fatigue cracking.

Key Features: CNC machining holds the main and rod journals, fillet radii, stroke and end-float to original equipment tolerances for accurate assembly. Hardened, ground and micro-polished journals provide the surface quality required for stable oil pressure and long bearing life. The oil holes are positioned and deburred to original specification, helping maintain oil pressure and bearing cooling.

Vehicle Compatibility: This part is listed for Isuzu, covering model families such as Automotive Engine Internal Rebuild Parts. Always check the engine code and the reference number on the original part against the listing to ensure the correct variant is supplied. For vehicles not shown in the list, cross-reference the engine code and original reference number to confirm fitment.

Specifications: Key specifications: engine code 4ZE1; material High Strength Nodular Cast Iron; size STD; condition New; warranty 12 Months, 12 Months. Further specification details: main journal diameter Standard Size Matches OEM. Purpose is replacement and repair of the original component in standard form.

OEM / Reference Numbers: OEM and cross-reference numbers covered by this listing are 8941367841.

Applications: Typical uses include engine overhauls, bottom-end rebuilds, fleet maintenance and repair of vehicles withdrawn from service because of bearing failure or bottom-end noise. The part is a sensible stock item for workshops that service this engine family regularly and want to minimise vehicle downtime. It also suits preventative maintenance programmes where a failed unit is replaced before secondary damage occurs.

Benefits / Replacement Information: Fitting this part corrects bottom-end noise and vibration, restores oil pressure and returns the engine to reliable service. Because the shaft is supplied in standard size and ready to fit, it avoids the lead time and expense of re-grinding an original unit. The repair stays within original equipment specification, which is important for vehicles that remain in daily commercial service.

Installation or Fitment Notes: Before fitting, confirm the part number, measure the main and rod journals, and check the block line bore and bearing tunnel condition. Use new bearing shells, set clearances with plastigauge or a bore gauge, and torque the main and connecting rod bolts to the manufacturer's sequence and figures. Record the fitted part number and mileage in the service history so future maintenance references the correct replacement.