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Crankshaft Pulley 8-94139340-0 For ISUZU NKR 4JB1 Engine 894139340 Truck Parts
Product Overview
Precision-engineered crankshaft pulley drives engine accessories via the drive belt, ensuring smooth power transfer and vibration reduction for ISUZU 4JB1 diesel engines.
Part Number
8-94139340-0, 894139340
Product Name
Crankshaft Pulley / Crankshaft Damper Pulley
Car Model
ISUZU NKR Series
Engine Model
ISUZU 4JB1 Diesel Engine (2.8L)
Condition
100% Brand New
Material
High-strength aluminum alloy & precision bearings
Origin
China Mainland
Warranty
6 Months
Features & Advantages
OE Quality: Manufactured to strict ISUZU dimensional and material specifiions for perfect fit and function
Precision Engineering: Accurate machining ensures proper belt alignment and smooth operation
Durable Construction: High-grade materials with corrosion-resistant coating for long service life
Vibration Dampening: Engineered design reduces torsional vibrations, protecting the engine and belt-driven components
Restores Accessory Drive: Eliminates belt slippage and accessory failure caused by worn or damaged pulleys
Protects the Engine: Prevents belt-related failures that can lead to overheating, battery discharge, and power steering loss
Direct Replacement: Simple installation with no modifiions required
Long Service Life: Engineered to withstand the rigors of heavy-duty commercial operation
Vehicle & Engine Compatibility
This crankshaft pulley is specifically designed for ISUZU light-duty trucks with 4JB1 engine:
Professional installation recommended. Proper accessory drive system service is essential:
Disconnect battery - Disconnect the negative battery cable before beginning work
Remove the drive belt - Loosen and remove the drive belt from the crankshaft pulley
Remove the old pulley - Remove the center bolt and carefully pull the pulley from the crankshaft
Inspect the crankshaft - Check the crankshaft nose for wear, burrs, or damage
Check the keyway - Inspect the crankshaft keyway and pulley key for damage; replace if necessary
Clean thoroughly - Clean the crankshaft nose and the inside of the new pulley
Prepare the new pulley - Inspect the new pulley and verify it matches the original
Install the new pulley - Slide the new pulley onto the crankshaft, aligning the keyway
Install the center bolt - Install the crankshaft bolt and torque to manufacturer specifiion
Reinstall the drive belt - Install the drive belt and adjust tension to manufacturer specifiion
Reconnect battery - Reconnect the negative battery cable
Start the engine - Start the engine and verify smooth, vibration-free operation
Check accessory operation - Confirm all belt-driven accessories are functioning properly
Quality Control
Material Verifiion: Confirms material composition meets OE strength and durability specifiions
Dimensional Inspection: Pulley diameter, mounting points, and belt groove geometry verified against OEM tolerances
Balance Testing: Pulley balanced to ensure smooth, vibration-free operation
Hardness Testing: Material hardness verified for wear resistance
Visual Inspection: 100% checked for casting defects, machining flaws, or damage
Packaged Safely: Protected and securely packaged 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
For pricing, availability, or bulk purchase of the Crankshaft Pulley 8-94139340-0, 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 ...
