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{"title":"ISUZU NPR 4HG1 TURBO CHARGER ASM 8973267520 704136-0003 8972083520","imgUrl":"https:\/\/img.chinax.com\/nimg\/49\/ea\/f9c869f0e686c77a889c17a84b86-200x200-1\/isuzu_npr_4hg1_turbo_charger_asm_8973267520_704136_0003_8972083520.jpg","attrs":{"Model Number":"NPR 4HG1","Place of Origin":"Made in China","Minimum Order Quantity":"5 PCS","Supply Ability":"10000pcs\/month"}}
{"title":"Durable Isuzu Cars Parts FVR32 6HE1 Gasket Cylinder Head 8943963341","imgUrl":"https:\/\/img.chinax.com\/nimg\/52\/e1\/d6ef2b7634d5d277fb6272e10b8b-200x200-1\/durable_isuzu_cars_parts_fvr32_6he1_gasket_cylinder_head_8943963341.jpg","attrs":{"Brand Name":"YIMI","Model Number":"FVR32 6HE1","Place of Origin":"Made in China","Minimum Order Quantity":"5 PCS"}}
{"title":"BL0CK ASM CYL NPR 4HG1 4HG1-T 4HF1 8982045330","imgUrl":"https:\/\/img.chinax.com\/nimg\/b5\/65\/486b19b43672c3be4efdee332582-200x200-1\/bl0ck_asm_cyl_npr_4hg1_4hg1_t_4hf1_8982045330.jpg","attrs":{"Model Number":"NPR 4HG1 4HG1T 4HF1","Place of Origin":"China","Minimum Order Quantity":"5 PCS","Supply Ability":"10000pcs\/month"}}
{"title":"NPR 700P 4HK1 TURBO CHARGE 8980000311 8970786400","imgUrl":"https:\/\/img.chinax.com\/nimg\/bf\/e4\/ab2ffd604bc21336062bab1561b6-200x200-1\/npr_700p_4hk1_turbo_charge_8980000311_8970786400.jpg","attrs":{"Model Number":"NPR 700P 4HK1","Place of Origin":"China","Minimum Order Quantity":"5 PCS","Supply Ability":"10000pcs\/month"}}
{"title":"NPR 4BD2 3.9L CYLINDER HEAD 8971030270","imgUrl":"https:\/\/img.chinax.com\/nimg\/c0\/a8\/bc770a27bfb7fb839df3007b51a1-200x200-1\/npr_4bd2_3_9l_cylinder_head_8971030270.jpg","attrs":{"Model Number":"NPR 4BD2","Place of Origin":"China","Minimum Order Quantity":"5 PCS","Supply Ability":"10000pcs\/month"}}
Flywheel 8-97115782-0 8971157820 For ISUZU 4HG1 4HF1 NKR NPR Engine Auto Spare Parts
The Flywheel (OEM Numbers: 8-97115782-0 / 8971157820) is a premium-quality, direct replacement engine component designed specifically for ISUZU NKR and NPR series trucks equipped with 4HG1 and 4HF1 diesel engines. This heavy-duty, precision-machined flywheel serves multiple critical functions: it stores rotational kinetic energy to smooth engine operation, provides the friction surface for the clutch pressure plate to engage and disengage, and features a starter ring gear for engine starting.
Part Number
8-97115782-0, 8971157820
Product Name
Flywheel / Engine Flywheel
Car Model
ISUZU NKR Series, ISUZU NPR Series (also NK, NP model)
Engine Model
ISUZU 4HG1, 4HF1 Diesel Engines
Condition
100% Brand New
Origin
China Mainland
Main Market
Middle East, Asia, Africa, South America, North America & Europe
Warranty
6 Months
Features & Advantages
OE Quality: Manufactured to strict ISUZU dimensional and material specifications for perfect fit and function
Precision-Machined Surface: Clutch friction surface ground to exacting flatness and finish for smooth clutch engagement
High-Strength Construction: Ductile iron/steel casting provides durability to withstand high torque loads and thermal stress
Induction-Hardened Ring Gear: Precision-cut starter ring gear hardened for wear resistance and reliable starting
Restores Clutch Performance: Eliminates clutch shudder, slippage, and engagement issues caused by worn or warped flywheels
Ensures Reliable Starting: Undamaged ring gear provides consistent starter motor engagement
Direct Replacement: Matches OE flywheel dimensions, bolt pattern, and clutch mounting configuration
Long Service Life: Engineered for heavy-duty commercial applications requiring dependable performance
Vehicle & Engine Compatibility
This flywheel is specifically designed for ISUZU light- and medium-duty trucks and commercial vehicles. Common applications include:
ISUZU NKR (Light-Duty Trucks)
ISUZU NPR (Medium-Duty Trucks)
ISUZU 4HG1 Engine Specifications:
4-Cylinder, Inline Diesel
Displacement: 4.3L
Application: Light- and medium-duty trucks
ISUZU 4HF1 Engine Specifications:
4-Cylinder, Inline Diesel
Displacement: 4.3L
Application: Light- and medium-duty trucks
Industrial Applications: Forklifts, generators, and various equipment utilizing 4HG1/4HF1 engines
Installation Notes
Professional mechanic or engine builder installation is essential:
Remove the transmission - Safely remove the transmission assembly from the vehicle
Remove the clutch assembly - Unbolt and remove the clutch cover and disc from the flywheel
Remove the old flywheel - Use proper flywheel holding tools; unbolt and remove the old flywheel
Inspect the crankshaft flange - Check the crankshaft mounting surface for damage, wear, or debris
Clean the crankshaft flange - Thoroughly clean the mounting surface; remove all old sealant or debris
Inspect the old flywheel - Check for cracks, scoring, or heat damage; inspect ring gear teeth for wear
Prepare the new flywheel - Clean the new flywheel; ensure all surfaces are free of oil and debris
Install the new flywheel - Position the flywheel on the crankshaft flange; align the dowel pins
Install mounting bolts - Apply thread locker (if specified); hand-start and snug all bolts
Torque bolts - Tighten flywheel mounting bolts in a criss-cross pattern to manufacturer torque specifications
Check ring gear - Manually rotate the flywheel; inspect ring gear for full, uniform teeth
Install the clutch - Install the clutch disc and pressure plate; align using a clutch alignment tool
Torque clutch bolts - Tighten clutch cover bolts in a criss-cross pattern to specification
Reinstall the transmission - Install the transmission assembly; ensure proper clutch fork and release bearing fit
Check clutch operation - Test the clutch pedal operation; ensure smooth engagement and disengagement
Quality Control
Material Verification: Confirms casting material meets ISUZU strength and thermal stability specifications
Dimensional Inspection: Overall diameter, thickness, and mounting hole pattern verified within OEM tolerances
Surface Finish Inspection: Clutch friction surface flatness and finish checked to ensure proper clutch performance
Ring Gear Inspection: Tooth profile, pitch, and hardness verified for reliable starter engagement
Dynamic Balancing: Each flywheel balanced to ensure smooth engine operation
Hardness Testing: Ring gear teeth hardness verified to specification
Visual Inspection: 100% checked for casting defects, cracks, or machining flaws
Packaged Safely: Protected and boxed to prevent damage during 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 8-97115782-0 8971157820 For ISUZU 4HG1 4HF1 NKR NPR Engine Auto Spare Parts, please contact our sales team for a competitive quote and expert technical support.
Yimi (Guangzhou) Automotive Parts Co., Ltd.
Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd.
Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...
