Growshine International: Your Source for Isuzu 4HK1, 6HK1 ALTERNATOR ASM and Engine Parts - May 15, 2025
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Welcome to Growshine International, your trusted partner for global parts sourcing. We specialize in the export of high-quality engineering machinery parts, heavy truck parts, agricultural machinery parts, and automotive parts. As a leading provider from China, Growshine offers a comprehensive range of diesel engine components China, transmission parts for heavy trucks, undercarriage parts for dozers, brake system parts for trucks, filters for construction equipment, gaskets and seals engine, cooling system parts truck, steering parts auto, engine overhaul kits, fuel injection system parts, and turbochargers for diesel engines. Whether you need reliable construction equipment parts supplier, agricultural machinery engine components, or car engine replacement parts, Growshine is your source for genuine Isuzu engine parts supplier and other brand components. We make it easy to buy auto parts online from China and get the heavy duty truck parts export you require, offering tractor spare parts China, export auto electrical parts, auto maintenance parts, diesel engine repair parts, truck engine rebuild kit, and components for construction equipment maintenance.
Isuzu 4HK1, 6HK1 Alternator Assemblies and Oil Drain Plug
Find essential electrical and maintenance parts for your Isuzu 4HK1 and 6HK1 engines:
- 8981442470 - PLUG; OIL DRAIN 4HK1
- 0350004848, 0-35000-4848 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8973750170 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8973750171 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8976835900 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8980921160 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8980921161 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8980921162 - ALTERNATOR ASM; 24V.-50A. 4HK1
- H8980921161 - ALTERNATOR ASM; 24V.-50A. 4HK1
- H8980921162 - ALTERNATOR ASM; 24V.-50A. 4HK1
- 8973515741 - ALTERNATOR ASM; 24V.-80A. 4HF1,4HK1
Isuzu 4HK1, 6HK1 Engine Bearings
Maintain your engine's smooth operation with high-quality bearing sets:
Connecting Rod Bearings (CONN.ROD)
- 8943944480 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8943944481 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8943957570 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8943957571 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8976163580 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8980554800 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8980642820 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- H8976163580 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- H8980642820 - BEARING SET; CONN.ROD 4HK1,6HK1 (A - GREEN)
- 8971311860 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
- 8971311861 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
- 8976163590 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
- 8980554790 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
- 8980642810 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
- H8976163590 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
- H8980642810 - BEARING SET; CONN.ROD 4HK1,6HK1 (B - YELLOW)
Crankshaft Bearings (CRANKSHAFT)
- 8972194570 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLACK)
- 8973720770 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLACK)
- 8973720771 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLACK)
- H8973720771 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLACK)
- 8972194560 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLUE)
- 8973720760 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLUE)
- 8973720761 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLUE)
- H8973720761 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BLUE)
- 8972194580 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BROWN)
- 8973720780 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BROWN)
- 8973720781 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BROWN)
- H8973720781 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (BROWN)
- 8943915150 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (GREEN)
- 8943915140 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (PINK)
- 8943915160 - BEARING SET; CRANKSHAFT 4HK1,6HK1 (YELLOW)
Camshaft Bearings (CAMSHAFT)
- 8943903110 - BEARING; CAMSHAFT LOWER B=26 4HK1,6HK1
- 8943903111 - BEARING; CAMSHAFT LOWER B=26 4HK1,6HK1
- 8976026990 - BEARING; CAMSHAFT LOWER B=26 4HK1,6HK1
- H8976026990 - BEARING; CAMSHAFT LOWER B=26 4HK1,6HK1
- 8971126380 - BEARING; CAMSHAFT UPPER B=16 4HK1,6HK1
- 8971126381 - BEARING; CAMSHAFT UPPER B=16 4HK1,6HK1
- 8973569390 - BEARING; CAMSHAFT UPPER B=16 4HK1,6HK1
- 8973861890 - BEARING; CAMSHAFT UPPER B=16 4HK1,6HK1
- H8973861890 - BEARING; CAMSHAFT UPPER B=16 4HK1,6HK1
Thrust Bearings (THRUST STD.)
- 8943992770 - BEARING; THRUST STD. FRONT 4HK1,6HK1
- 8973865480 - BEARING; THRUST STD. FRONT 4HK1,6HK1
- H8973865480 - BEARING; THRUST STD. FRONT 4HK1,6HK1
- 8943992830 - BEARING; THRUST STD. REAR 4HK1,6HK1
- 8973865490 - BEARING; THRUST STD. REAR 4HK1,6HK1
Isuzu 4HK1, 4JJ1 Rib Belts
Essential belts for driving engine accessories:
- 8980627130 - BELT; RIB WATER PUMP 4HK1 7PK1154
- 8980428620 - BELT; RIB WATER PUMP 4HK1 8PK1183
- 8980388550 - BELT; RIB WATER PUMP 4JJ1,4HK1 7PK960
Isuzu Engine Bolts
Secure critical engine components with reliable bolts for 4HK1 and 6HK1 engines:
- 8943909890 - BOLT; CLAMP INJECTOR HOLDER 4HK1,6HK1
- 8943909891 - BOLT; CLAMP INJECTOR HOLDER 4HK1,6HK1
- 8980088950 - BOLT; CLAMP INJECTOR HOLDER 4HK1,6HK1
- 1122350350 - BOLT; CONN.ROD 4HK1,6HK1 M13x57
- 8980911410 - BOLT; CONN.ROD 4HK1,6HK1 M13x57
- 8943995531 - BOLT; CRANKCASE 4HK1,6HK1
- 8943995532 - BOLT; CRANKCASE 4HK1,6HK1
- 8943706350 - BOLT; CYLINDER HEAD & CRANKCASE 4HK1,6HK1
- 8943962070 - BOLT; CYLINDER HEAD & CRANKCASE 4HK1,6HK1
- 8943962071 - BOLT; CYLINDER HEAD & CRANKCASE 4HK1,6HK1
- 8943962072 - BOLT; CYLINDER HEAD & CRANKCASE 4HK1,6HK1
- 8943962073 - BOLT; CYLINDER HEAD & CRANKCASE 4HK1,6HK1
- 8943995550 - BOLT; CYLINDER HEAD M10x43 4HK1,6HK1
- H8943995550 - BOLT; CYLINDER HEAD M10x43 4HK1,6HK1
- 8943995540 - BOLT; CYLINDER HEAD M10x73 4HK1,6HK1
- H8943995540 - BOLT; CYLINDER HEAD M10x73 4HK1,6HK1
- 8970776380 - BOLT; CYLINDER HEAD; CRANKCASE 4HK1,6HK1
- 1096750951 - BOLT; EYE 4HK1,4JJ1
- 8941077130 - BOLT; EYE 4HK1,4TN,6BG1
- 8941077131 - BOLT; EYE 4HK1,4TN,6BG1
- 8941077132 - BOLT; EYE 4HK1,4TN,6BG1
- 8944707710 - BOLT; EYE 4HK1,4TN,6BG1
- H8941077132 - BOLT; EYE 4HK1,4TN,6BG1
- 0281512700 - BOLT; FLANGE INJECTION PUMP 4HK1
- 0281812700 - BOLT; FLANGE INJECTION PUMP 4HK1
- 0281512000 - BOLT; FLANGE INJECTION PUMP 4HK1,6HK1
- 0281812000 - BOLT; FLANGE INJECTION PUMP 4HK1,6HK1
Technical Insights & Maintenance Tips
Alternator: An auto electrical parts component that generates electrical power to run the vehicle's electrical systems and charge the battery while the engine is running. Located near the engine. Example: Isuzu F-Series Truck 4HK1 Alternator, Камаз 54901 Генератор.
Connecting Rod Bearing: A crucial part in the diesel engine components China, supporting the connecting rod's connection to the crankshaft. It facilitates smooth rotational movement and reduces friction. Located at the crankshaft journal end of the connecting rod. Example: Isuzu NPR 4HK1 Connecting Rod Bearing, Freightliner Cascadia DD15 подшипник шатуна.
Crankshaft Bearing (Main Bearing): Supports the crankshaft within the engine block, enabling it to rotate smoothly. These are key engine rebuild kit parts. Located in the main bearing bores of the engine block. Example: Isuzu FTR 6HK1 Crankshaft Bearing, Volvo VNL D13 коренной подшипник.
Camshaft Bearing: Supports the camshaft, allowing it to rotate freely to operate the engine valves. Important for engine timing. Located in the camshaft bores in the cylinder head or engine block. Example: Isuzu NQR 4HK1 Camshaft Bearing, Scania R450 DC13 подшипник распредвала.
Thrust Bearing: Limits the axial movement of the crankshaft within the engine, controlling crankshaft end play. Located around one of the main bearings. Example: Isuzu FVR 6HK1 Thrust Bearing, Peterbilt 579 PACCAR MX-13 упорный подшипник.
Water Pump Belt (Rib Belt): A type of drive belt that transfers rotational power from the crankshaft pulley to the water pump and other accessories like the alternator or cooling fan. Located on the front of the engine, connecting pulleys. Example: Isuzu FSD 4HK1 Water Pump Belt, Kenworth T680 Cummins X15 поликлиновой ремень.
Injector Holder Bolt: A diesel engine repair parts fastener used to securely hold the fuel injector in its position within the cylinder head. Ensures proper sealing and function. Located on top of the cylinder head, clamping down the injector. Example: Isuzu NQR 4HK1 Injector Holder Bolt, MAN TGX D26 болт крепления форсунки.
Connecting Rod Bolt: A critical fastener for engine overhaul kits, connecting the two halves of the connecting rod (the rod and the cap) around the crankshaft journal. Proper torque is vital. Located at the big end of the connecting rod. Example: Isuzu FTR 6HK1 Connecting Rod Bolt, Daimler Western Star 4700 DD13 Болт шатуна.
Cylinder Head Bolt: A fastener that secures the cylinder head to the engine block, maintaining compression seal and structural integrity. Essential for diesel engine repair parts. Located around the perimeter of the cylinder head. Example: Isuzu FVR 6HK1 Cylinder Head Bolt, Mack Anthem MP8 Болт головки блока цилиндров.
Oil Drain Plug: A threaded plug located at the lowest point of the oil pan, designed to be removed during an oil change to drain the old engine oil. A common auto maintenance parts item. Located at the bottom of the oil pan. Example: Isuzu NPR 4HK1 Oil Drain Plug, International LT Series A26 Пробка сливного отверстия масляного поддона.
Maintenance Tip: How often should I replace my heavy-duty truck's alternator? It depends on the truck's usage (mileage/hours), but typically they last many years. Look for signs of failure like dimming lights, electrical issues, or a battery warning light on the dashboard. Regular checks of the belt and connections are advised.
Technical Tip: Why are different colored connecting rod bearings used? These colors (like GREEN, YELLOW) indicate specific size grades within manufacturing tolerances. Mechanics use these colors during assembly or rebuilds to select the correct size bearing for a precise fit with the crankshaft journal, ensuring optimal oil clearance and engine longevity.
Service Tip: What happens if a water pump belt breaks? This is a critical failure. The water pump belt drives the water pump, which circulates coolant through the engine. If it breaks, coolant stops circulating, and the engine will quickly overheat, potentially causing severe damage. Immediate safe stopping is required if this happens.
Common Issue & Solution: Isuzu NQR 4HK1 Alternator Failure
Issue: The alternator on an Isuzu NQR truck with a 4HK1 engine fails, resulting in the battery warning light illuminating on the dashboard and the battery draining quickly.
Diagnosis & Remedy: Check the drive belt tension to ensure it is properly driving the alternator pulley. Inspect the wiring connections at the alternator and battery for corrosion or looseness. Test the alternator's output voltage with the engine running; it should be consistently above the battery voltage, typically around 27-28 volts for a 24V system. If the output is low or zero, the alternator assembly is likely faulty and needs replacement. Growshine International supplies replacement ALTERNATOR ASM for 4HK1 engines, including part numbers like 8980921161 and 8980921162.
Growshine International is committed to providing reliable heavy duty truck parts, construction equipment parts, agricultural machinery parts, and automotive parts. Our extensive catalog, including essential Isuzu 4HK1 parts and 6HK1 parts like alternators, bearings, and bolts, ensures you find the components you need to keep your machinery running smoothly. We are your trusted partner for China heavy duty truck parts export and global parts solutions.
由广数供应链（CGSC）团队提供运营方案 (Provided with operating solutions by CGSC team)
