Description
Product Overview
Part Name: Engine Camshaft
Part Number: 4HK1 (Applicable Across 4HK1 Engine Variants)
Vehicle Compatibility: Suitable for ISUZU NPR, NQR and NPS N-Series trucks manufactured between 2006–2024, equipped with the 4HK1 diesel engine. This camshaft matches the valve-timing components used across multiple N-Series commercial truck platforms powered by the 4HK1 engine.
Configuration: Heavy-duty forged alloy camshaft featuring precision-ground lobes, hardened bearing journals, and OE-style oil channels. Engineered for reliable timing accuracy, long service life and smooth operation under commercial load conditions.
Function: Controls intake and exhaust valve timing in the 4HK1 engine, ensuring efficient combustion, stable idle, strong torque output and optimal fuel economy for medium-duty commercial trucks.
Technical Specifications
Type: Diesel engine camshaft
Material: Heat-treated forged alloy steel with hardened cam lobes for extended wear resistance
Application: Fits ISUZU N-Series trucks using the 4HK1 engine across NPR, NQR and NPS models
Cross-Reference: Compatible with camshafts sharing identical timing geometry, lobe profile, journal diameter and mounting specifications in 4HK1 platforms
Installation: Direct-fit replacement; install when experiencing valve noise, lobe wear, reduced power, rough idle, misfires or timing irregularities
Service Interval: Replace during major engine overhauls or when scoring, pitting, lubrication failure or wear is detected
Delivery & Availability
Stock Options: Engine camshafts available in ready stock
Delivery Time: 3–7 days internationally
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