High-Grade Ductile Cast Iron Flywheel with Precision Ground Friction Surface for ISUZU NPR 4HK1 Engine Dynamically Balanced to OEM Specifications
Basic Properties
Place of Origin:
China
Brand Name:
YIMI
Certification:
ISO/TS16949
Model Number:
ISUZU NPR Series
Trading Properties
Minimum Order Quantity:
10 pcs
Price:
Negotiable
Payment Terms:
T/T,
Supply Ability:
10000 pcs/month
Specifications
| Material: | High-Grade Ductile Cast Iron / Forged Steel | Surface Finish: | Precision Ground Friction Surface |
| Part No: | 8-97326227-0, 8973262270 | Engine Application: | ISUZU 4HK1 Diesel Engine (5.2L) |
| Ring Gear: | Integrated Starter Ring Gear | Balancing: | Dynamically Balanced To OEM Specifications |
| Displacement: | 5.2L (5193cc) | Cooling Type: | Engine Coolant Circulation |
| High Light: | High-Grade Ductile Cast Iron Flywheel,Precision Ground Friction Surface Flywheel,Dynamically Balanced to OEM Specifications Flywheel |
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Product Description
Flywheel 8-97326227-0 For ISUZU NPR 4HK1 Engine 8973262270 Auto Spare Parts
Precision-engineered flywheel stores rotational energy, provides smooth power delivery, and engages with the starter motor for reliable engine starting in ISUZU NPR trucks with 4HK1 diesel engines.
Product Specifications
| Part Number | 8-97326227-0, 8973262270 |
| Product Name | Flywheel / Engine Flywheel |
| Car Model | ISUZU NPR Series |
| Engine Model | ISUZU 4HK1 Diesel Engine (5.2L) |
| Condition | 100% Brand New |
| Material | High-strength aluminum alloy & precision bearings |
| Cooling Type | Engine coolant circulation |
| Quality Standard | OEM equivalent / ISO quality control |
| Warranty | 6 Months |
Features & Advantages
- OE Quality: Manufactured to strict ISUZU dimensional and material specifications for perfect fit and function
- Precision Machining: Friction surface ground to exacting flatness for smooth clutch engagement
- Dynamic Balancing: Precision-balanced to eliminate vibration and protect the crankshaft
- High-Strength Material: Premium ductile iron or forged steel withstands high torque and thermal stress
- Integrated Ring Gear: Precision-cut starter teeth ensure reliable engine starting
- Restores Clutch Performance: Smooth friction surface eliminates chatter and uneven wear
- Reduces Vibration: Proper mass and balance smooth engine power delivery
- Direct Replacement: Simple installation during clutch, transmission, or engine service
- Long Service Life: Engineered to withstand the rigors of heavy-duty operation
- Prevents Driveline Damage: Proper flywheel function protects the clutch, transmission, and drivetrain
Vehicle & Engine Compatibility
Compatible Vehicles:
- ISUZU NPR - Medium-Duty Trucks
- ISUZU NPR66 / NPR70 / NPR75 - Medium-Duty Trucks
- ISUZU NQR - Medium-Duty Trucks
- ISUZU 700P - Medium-Duty Trucks
ISUZU 4HK1 Engine Specifications:
- 4-Cylinder, Inline Diesel
- Displacement: 5.2L (5193cc)
- Turbocharged, Intercooled
- Common Rail Fuel Injection
- Widely used in NPR and 700P series trucks
Installation Notes
Professional installation required. Proper procedure is critical for safety and performance.
- Disconnect battery - Disconnect the negative battery cable before beginning work
- Remove the transmission - Safely remove the transmission and clutch assembly
- Remove the old flywheel - Mark the position if required, remove the flywheel mounting bolts
- Inspect the crankshaft flange - Check for wear, burrs, or damage to the crankshaft mounting surface
- Check the pilot bearing - Inspect and replace the pilot bearing/bushing as needed
- Clean the crankshaft - Thoroughly clean the crankshaft flange and bolt holes
- Inspect new flywheel - Verify all dimensions and check for damage before installation
- Apply thread locker - Apply manufacturer-recommended thread locker to the flywheel bolts
- Install new flywheel - Position the new flywheel on the crankshaft flange
- Install and torque bolts - Tighten flywheel bolts in a star/crisscross pattern to the specified torque
- Check runout - Use a dial indicator to check flywheel face runout (must be within specification)
- Install new clutch - Install the new clutch disc, pressure plate, and pilot bearing
- Reinstall transmission - Reinstall the transmission and all connected components
- Check starter engagement - Verify proper starter motor engagement with the ring gear
- Reconnect battery - Reconnect the battery and test starter engagement
- Test drive - Road-test the vehicle to verify clutch operation and vibration-free performance
Quality Control
- Material Verification: Spectrographic analysis confirms alloy composition meets OE strength specifications
- Dimensional Inspection: Outer diameter, thickness, and bolt pattern verified against OEM tolerances
- Friction Surface Flatness: Surface ground and checked to ensure proper clutch engagement
- Surface Finish Inspection: Friction surface roughness (Ra) verified for optimal clutch performance
- Ring Gear Inspection: Tooth profile, hardness, and concentricity verified for starter engagement
- Dynamic Balancing: 100% dynamically balanced to OEM specifications
- Hardness Testing: Material hardness verified to ensure wear resistance and durability
- Crack Detection: Non-destructive testing (magnetic particle or dye penetrant) for casting integrity
- Visual Inspection: 100% checked for casting defects, machining flaws, or damage
- Rust Protection: Coated with rust inhibitor and sealed for storage and transit
Packaging and Delivery
- Neutral export packing or customized packaging available
- Carton or wooden case for safe transportation
- Fast delivery for stock items
- Shipping by Express Air or Sea
Inquiry
For pricing, availability, or bulk purchase of the Flywheel 8-97326227-0 For ISUZU NPR 4HK1 Engine 8973262270 Auto Spare Parts, please contact our sales team for a competitive quote and expert technical support.
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