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Product Category: Heavy-Duty Diesel Engine Parts > Cylinder Liners & Sleeves
Compatible Engine Models: Isuzu 8PD1 (V8), 10PD1 (V10), 12PD1 (V12)
OEM Cross-Reference: 1-11261-161-1 / 1112611611 / 1-11261161-1
Golden Dimensions: 119mm (ID) × 133mm (OD) × 234mm (H) × 143.6mm (F)
Material: High-Wear Resistance Boron Alloy Cast Iron
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Upgrade your commercial engine overhauls with our OEM Quality Cylinder Liner (1-11261-161-1), custom-engineered to the precise dimensions of 119 *133*234*143.6mm for Isuzu 8PD1, 10PD1, and 12PD1 heavy-duty diesel engines.
Manufactured using advanced metallurgical casting techniques, this premium cast iron engine sleeve offers exceptional thermal stability, high structural density, and unparalleled wear resistance under high-torque commercial operations. Whether you are running an engine rebuilding workshop, managing a logistics fleet, or sourcing for a global automotive aftermarket parts brand, our liners deliver original-equipment reliability at factory-direct wholesale pricing.
To ensure a perfect drop-in fit for your engine block overhaul, please verify the precise dimensional parameters below:
| Parameter | Specifications |
| Inner Cylinder Diameter (ID) | 119.0 mm |
| Outer Wall Diameter (OD) | 133.0 mm |
| Total Height / Length (H) | 234.0 mm |
| Flange Diameter (F) | 143.6 mm |
| Material Formulation | Pearlitic Boron-Cast Iron Alloy / Phosphorus Gray Iron |
| Surface Treatment | Precision Cross-Hatch Plateau Honing |
| Tensile Strength | 250 MPa |
| Application | Isuzu Heavy-Duty Cargo Trucks, Dump Trucks, Concrete Mixers, Buses |
Precision CNC Machining: Tailored strictly to the $119 times 133 times 234 times 143.6text{ mm}$ engineering layout, guaranteeing a zero-gap press fit, correct block alignment, and simplified installation during engine rebuilds.
Advanced Plateau Honing Finish: Features a specialized cross-hatch micro-groove surface pattern that maximizes oil film retention. This drastically reduces piston ring friction, minimizes blow-by, and lowers overall engine oil consumption.
Superior Cavitation & Corrosion Resistance: The specialized boron alloy composition forms a resilient protective matrix that prevents cylinder outer-wall pitting and cavitation erosion caused by intense engine block vibrations.
High Thermal Conductivity: Optimized to handle the immense thermal and structural loads of V8, V10, and V12 heavy-duty diesel setups, ensuring rapid heat dissipation away from the combustion chamber.
Minimum Order Quantity (MOQ): 1 Set / 8 PCS (Sample orders welcomed for quality evaluation)
Anti-Rust Protection: Sealed in multi-layer rust-proof VCI anti-tarnish bags prior to boxing.
Packaging Customization: Neutral export packaging / Heavy-duty wooden crates for ocean freight / Customized private label brand packaging.
Shipping & Ports: Flexible dispatch via air freight for urgent repairs, or consolidated sea freight via Shanghai, Ningbo, or Guangzhou ports.
IATF 16949 Certified Facility: Our automated production lines strictly adhere to international automotive quality management standards.
Global Aftermarket Trust: We export high-performance diesel engine components to over 50 countries across South America, the Middle East, Southeast Asia, and Africa.
One-Stop Overhaul Solutions: Access to full-range Isuzu engine repair kits, including matching pistons, piston rings, engine main bearings, and full gasket overhaul sets.
Q1: Will this sleeve fit a standard engine block or is it for oversized bored blocks?
A: This liner is machined to the standard (STD) OEM dimensions of $119 times 133 times 234 times 143.6text{ mm}$. If your engine block has already been modified or bored out, please contact our engineers for customized oversized options.
Q2: How does boron alloy cast iron compare to standard gray iron?
A: Boron alloy significantly enhances the matrix hardness and heat resistance. It extends the service life of the cylinder liner by up to 1.5 to 2 times compared to standard gray iron under harsh, heavy-load trucking environments.
Q3: Can you laser etch our internal part numbers on the liners?
A: Yes, for bulk wholesale distribution orders, we offer laser marking for part numbers, tracking codes, and customized brand logos according to your requirements.
Partner with a leading diesel engine parts manufacturer today. Fill out our quick contact form with your estimated order volume, and our sales engineers will provide a competitive wholesale quotation immediately.
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