Growshine International: Your Premier Source for Isuzu 4HK1 Flywheel Bolts & Engine Parts - May 15, 2025

Welcome to Growshine International, your trusted partner in the global trade of high-quality Engineering Machinery Parts, Heavy Truck Parts, Agricultural Machinery Parts, and Auto Parts. Specializing in import and export, we connect clients worldwide with the reliable components they need to keep their equipment running smoothly. Are you looking to buy construction equipment spare parts online? Do you need a reliable aftermarket engine parts China export supplier? Growshine is here to help.

Our extensive inventory includes a wide variety of Isuzu 4HK1 Parts and Isuzu 6HK1 Parts, essential for maintaining the performance and longevity of your diesel engine. We understand the critical role each component plays, from the smallest engine bolt to complex assemblies. Growshine provides access to genuine Isuzu parts dealer quality or premium aftermarket engine parts, ensuring you get the best value.

Specifically for 4HK1 and 6HK1 engines, we stock various flywheel bolts. These critical fasteners secure the flywheel to the crankshaft. Available part numbers include: 8971129990, 8971130020, 8971780130 (all M16X42 size for 4HK1), and 8943109112, 8943930470, 8943930700, 8943930701, 8943930702, 8970776360, 8970776361 (for 4HK1,6HK1). Using the correct flywheel bolt torque specifications is vital during installation.

Maintaining the valve train is crucial, and we offer valve bridge caps for 4HK1,6HK1 engines. These caps help maintain valve bridge alignment. Part numbers include: 8943675250, 8943675251, 8943960151, 8943960152, 8970754530, 8971883000, and H8943960152. We also supply the valve bridge itself, with numbers like 8943920021, 8943920022, 8943920023, and H8943920023.

Our range of Isuzu spare parts extends to critical internal components like connecting rod bushings. These bushings are essential for the connecting rod's function. Available for 4HK1,6HK1 engines under part numbers: 8943917940, 8943917941, 8943933640, 8943946130. We also supply idle gear bushings for 4HK1, including 8943693400, 8971126080, 8976067680, and 8976067700. Find your connecting rod bushing replacement at Growshine.

Keep your fuel system secure with our range of injector nozzle brackets for 4HK1,6HK1 engines. Available numbers include: 8973060740, 8973060741, 8980289990, and 8980289991. We also supply the fuel pump mounting bracket for 4HK1 under part number 8976016990. For your filtration needs, we have fuel filter cases for 4HK1,6HK1,6UZ1: 8980088440 (L=117) and 8980742900, 8980742901 (L=186).

Secure various components with our wide selection of bolts. Find bolt; gear camshaft 4HK1,6HK1 (8943964390), bolt; idle gear shaft 4HK1,6HK1 (0168064600, 0169564600, 9916614600, 9916664600), bolt; oil pipe 4JJ1 ; flange 4HK1 (0286508300, 0286808300, 8970297050), and bolt; thrust collar 4HK1,6HK1 (0239514300, 9923614300).

Other essential components available include bracket; pump gear 4HK1 (8982365830), bracket; rocker arm shaft 4HK1 (8973344140), breather; air ventilation 4HK1,6UZ1,6WG1 (1117401810, 1117401811), bushing; drive shaft oil pump 4HK1,6HK1 (8943935960, 8943935961, 8943996470, 8980915660), camshaft asm; valve 4HK1 (8972621660, H8972621660), and case asm; cylinder head 4HK1 (w/gasket) (8973313620, 8973313621).

Find catalogue; parts 4HK1 (5887110430 through 5887110439, 5887112730 through 5887112733), catalyst asm; exhaust 4HK1 (8981524640 through 8981524646, ISDPD3B4H), and cd workshop manual 4HK1 - 6HK1 (CD MANUAL HK, MANUAL). These resources are invaluable for diesel engine maintenance.

We also stock collar; thrust idle gear 4HK1,6HK1 (1095031050, 1095031051, 1095031052, 8943706880, 8971370650, 8972097280, 8972097281, 8972097282), compressor asm; air 4HK1 (8976014495, 8981873080, 8982702330), connector; glow plug 4HK1 (8973323580, 8973323581, 8973323582), connector; harness rocker case 4HK1 tier3 (8943908580, 8943908581), and control unit; engine (ecu) 4HK1 (8980302040).

Common Parts Explained

Understanding your machinery components is key to effective maintenance. Here are a few definitions:

• Connecting Rod Bushing: A sleeve bearing fitted into the small end of the connecting rod, providing a wear surface against the piston pin. Example: Komatsu PC200-8 Connecting Rod Bushing, 小松 PC200-8 连杆衬套, Соединительная штанга втулка для Komatsu PC200-8.
• Flywheel Bolt: A bolt used to fasten the flywheel to the crankshaft flange. Example: Caterpillar 320D Flywheel Bolt, 卡特彼勒 320D 飞轮螺栓, Болт маховика для Caterpillar 320D.
• Injector Nozzle Bracket: A bracket that secures the fuel injector nozzle in place within the cylinder head. Example: Volvo VNX Injector Nozzle Bracket, 沃尔沃 VNX 喷油嘴支架, Кронштейн форсунки для Volvo VNX.
• Valve Bridge: A component used in overhead valve engines with more than one valve per port, allowing a single pushrod or cam lobe to operate multiple valves simultaneously. Example: John Deere 8R Valve Bridge, 约翰迪尔 8R 气门桥, Мостик клапана для John Deere 8R.
• Camshaft: A shaft with lobes that controls the opening and closing of engine valves. Example: Mercedes-Benz Actros Camshaft, 梅赛德斯-奔驰 Actros 凸轮轴, Распредвал для Mercedes-Benz Actros.
• Cylinder Head: The cover on the top of a cylinder block, containing the combustion chambers, valves, and sometimes the camshaft. Example: Ford F-150 Cylinder Head, 福特 F-150 气缸盖, Головка блока цилиндров для Ford F-150.
• Thrust Collar: A collar designed to absorb axial thrust or load, often used on shafts. Example: Case IH Magnum Thrust Collar, 凯斯纽 Holland Magnum 止推环, Упорный воротник для Case IH Magnum.
• Air Compressor: A device that compresses air, often used in heavy vehicles for air brakes or auxiliary systems. Example: DAF XF Air Compressor, 达夫 XF 空压机, Воздушный компрессор для DAF XF.
• Engine Control Unit (ECU): The electronic brain of the engine, managing fuel injection, ignition timing, and other critical functions. Example: Scania R-Series ECU, 斯堪尼亚 R 系列 ECU, Блок управления двигателем для Scania R-Series.
• Catalyst ASM (Exhaust Catalyst): Part of the exhaust system that converts toxic pollutants in exhaust gas into less toxic substances. Example: Hyundai Excavator R220 Catalyst ASM, 现代挖掘机 R220 催化转化器总成, Катализатор для Hyundai Excavator R220.

Frequently Asked Questions

Here are some common questions our customers ask:

• Q: How often should I replace flywheel bolts?
  A: Flywheel bolts are often considered torque-to-yield bolts and should typically be replaced every time they are removed during clutch or engine service to ensure proper clamping force and prevent failure.
• Q: What are the signs of a failing injector nozzle bracket?
  A: Signs might include engine misfires, rough idle, decreased fuel efficiency, or unusual noises from the cylinder head area if the injector is loose or vibrating incorrectly.
• Q: Why is using genuine or high-quality aftermarket engine parts important?
  A: Using reliable machinery spare parts supplier components ensures proper fit, function, and durability, preventing premature wear or failure of other engine components and maintaining performance and safety standards. This is why choosing Growshine is key.

Growshine International is committed to being your reliable parts supplier. We handle the complexities of import auto parts from China, offering a vast selection of heavy machinery engine bolt suppliers components, commercial vehicle repair parts, off-road equipment engine components, truck engine maintenance supplies, and tractor engine overhaul parts. Explore our offerings for Isuzu F-Series engine parts and more. We aim to provide quality engine parts for all your needs.