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{"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"}}
Precision-engineered clutch master cylinder converts mechanical pedal force into hydraulic pressure, enabling smooth clutch engagement and disengagement for ISUZU ELF and N-series trucks.
Product Overview
The Clutch Master Cylinder Assembly (OEM Numbers: 8-98117-644-0 / 8981176440 / 8-97167406-0 / 8971674060) is a premium-quality, direct replacement hydraulic component designed specifically for ISUZU ELF Platform/Chassis (NKR8_, NKQ8_) and ELF Box (NHR6_, NKR6_, NKR7_, NKS7_) models, as well as NKR55, NKR69, NKR58, and NPR66 trucks. This precision-engineered master cylinder converts mechanical force from the clutch pedal into hydraulic pressure for smooth clutch operation.
Durable Aluminum Construction: High-quality housing resists corrosion and wear
Reliable Seals: Fluid-resistant seals prevent leaks and maintain hydraulic pressure
Smooth Clutch Operation: Enables precise, responsive clutch control
Restores Shifting Performance: Eliminates spongy pedal feel and shifting difficulties
Direct Replacement: Simple installation during clutch system service
1-Year Warranty: Quality assurance for peace of mind
Long Service Life: Engineered for reliability in demanding commercial appliions
Cost-Effective Maintenance: Essential component for reliable clutch system performance
Vehicle & Engine Compatibility
ISUZU Models:
ISUZU ELF Platform/Chassis – NKR8_, NKQ8_
ISUZU ELF Box – NHR6_, NKR6_, NKR7_, NKS7_
ISUZU NKR55 – Light-Duty Trucks
ISUZU NKR69 – Light-Duty Trucks
ISUZU NKR58 – Light-Duty Trucks
ISUZU NPR66 – Medium-Duty Trucks
ISUZU 100P – Light-Duty Trucks
Compatible Engine Models:
4JB1 – 2.8L Diesel Engine
4JG2 – 3.1L Diesel Engine
4HF1 – 4.3L Diesel Engine
4BE1 – 3.6L Diesel Engine
Installation Notes
Professional installation recommended. Proper hydraulic system bleeding is critical.
Disconnect battery – Disconnect the negative battery cable before beginning work
Drain clutch fluid – Drain the clutch fluid from the reservoir and system
Disconnect hydraulic line – Carefully disconnect the clutch fluid line from the master cylinder
Remove the old master cylinder – Unbolt and remove the old master cylinder from the firewall
Inspect the pushrod and pedal linkage – Check for wear or damage; replace if necessary
Clean the mounting area – Clean the firewall mounting surface and surrounding area
Prepare the new master cylinder – Inspect the new cylinder and verify it matches the original
Install the new master cylinder – Position the new cylinder and secure with mounting bolts
Torque to specifiion – Tighten bolts to manufacturer specifiion
Connect hydraulic line – Reconnect the clutch fluid line to the master cylinder
Fill reservoir – Fill the reservoir with the correct type of clutch/brake fluid
Bleed the system – Bleed the hydraulic clutch system to remove all air from the lines
Check pedal feel – Test the clutch pedal for proper feel and travel
Reconnect battery – Reconnect the battery
Test operation – Start the engine and test clutch engagement and shifting
Road test – Test drive the vehicle to verify smooth clutch operation
Quality Control
Material Verifiion: Confirms housing and seal materials meet OE specifiions
Dimensional Inspection: Bore size (3/4"), mounting dimensions, and port positions verified
Leakage Testing: 100% pressure-tested for internal and external fluid leakage
Piston and Seal Inspection: Seal integrity and piston smoothness verified
Surface Finish Inspection: Machined surfaces checked for proper finish
Visual Inspection: 100% checked for casting defects, machining flaws, or damage
Packaged Safely: Protected and securely packaged to prevent contamination and damage
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 Clutch Master Cylinder 8-98117-644-0 For ISUZU ELF NKR55 100P 4JB1 3/4", 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 ...
