The Cylinder Block Assembly is the foundational core of the Isuzu
N-Series NPR66 truck's 4HF1 engine. Engineered for durability and
performance, this critical component, identifiable by part numbers
8-97163853-7 or 8-97119775-7, serves as the engine's main
structural entity. It houses the cylinders, coolant passages, and
oil galleries in a rigid cast-iron construction, ensuring optimal
strength under high compression and load.
Precision-machined to exact OEM specifications, this assembly
guarantees perfect alignment for the crankshaft, pistons, and
connecting rods. This is crucial for maintaining engine balance,
minimizing vibration, and ensuring efficient power generation. Its
integrated design supports the entire rotating assembly and is
engineered for effective heat dissipation and lubrication, which
are vital for the engine's longevity and reliability in demanding
commercial applications.
This genuine assembly is the definitive solution for a complete
engine overhaul or replacement, restoring the 4HF1 engine to its
original factory performance, efficiency, and renowned durability.
It is an essential component for ensuring the continued operational
integrity of the Isuzu NPR66 truck.
With over 16 years of solid experience, our company is a trusted
source factory and a dedicated one-stop purchasing solution. We
specialize in comprehensive supply chain management, overseeing
every critical step in-house—from R&D and procurement to
production, precise assembly, and rigorous quality testing.
Our modern facilities, equipped with advanced machinery and a vast
warehouse, ensure efficient and reliable operations. We actively
participate in international exhibitions, where our high-quality
products consistently gain popularity and build strong global
partnerships. You can rely on us for professional service and
superior products.
