Cylinder Block 5-87310268-0 For ISUZU NKR 100P 4JB1 Engine 5873102680 5873106714

Precision-engineered cylinder block forms the foundation of the engine, housing cylinders and supporting all major internal components for reliable performance in ISUZU 4JB1 diesel engines.

The Cylinder Block (OEM Numbers: 5-87310268-0 / 5873102680 / 5873106714) is a premium-quality, direct replacement engine component manufactured by IZUMI under strict ISO/TS16949 quality standards. Designed specifically for ISUZU NKR, 100P, and NKR5 series light-duty trucks equipped with the 4JB1 diesel engine.

• OE Quality: Manufactured by IZUMI to strict ISUZU dimensional and material specifications for perfect fit and function
• ISO/TS16949 Certified: Manufactured under strict quality standards for reliability and consistency
• Precision Casting: High-grade metal construction with precision-machined surfaces for perfect cylinder bore alignment
• Durable Construction: Robust design withstands high combustion pressures and thermal stress
• Restores Engine Foundation: Replaces cracked or warped blocks to restore proper engine integrity
• Ensures Engine Performance: Proper cylinder block function is critical for compression, cooling, and lubrication
• Direct Replacement: Complete block simplifies installation during major engine overhaul
• Global Supply: Available with fast shipping via air, sea, or express
• Flexible Payment: Accepts T/T, Western Union, , and Alipay
• Long Service Life: Engineered to withstand the rigors of heavy-duty commercial operation
• Essential Component: Critical for engine reliability and performance

• ISUZU NKR - Light-Duty Trucks
• ISUZU 100P - Light-Duty Trucks
• ISUZU NKR5 - Light-Duty Trucks
• ISUZU NHR - Light-Duty Trucks

• 4-Cylinder, Inline Diesel
• Displacement: 2.8L (2771cc)
• Naturally Aspirated / Turbocharged (4JB1T)
• Valvetrain: OHV
• Widely used in NKR, 100P, and various light-duty applications

Professional engine builder installation required. Proper assembly is critical for engine reliability:

1. Prepare the engine stand - Securely mount the engine block on a proper engine stand
2. Inspect the new block - Verify all dimensions and check for any shipping damage
3. Clean thoroughly - Remove any protective coating and debris from all surfaces
4. Install new main bearings - Install new crankshaft main bearings with proper oil clearance
5. Install the crankshaft - Install the crankshaft and check main bearing clearance
6. Install pistons and connecting rods - Install new pistons and connecting rods with proper ring gap
7. Install the camshaft - Install the camshaft and verify timing alignment
8. Install the cylinder head - Install the cylinder head with a new head gasket
9. Torque to specification - Follow the correct torque sequence and stages for all fasteners
10. Install oil pan and components - Install the oil pan, oil pump, and oil filter
11. Install timing components - Install timing chain/belt and verify timing marks
12. Install front and rear covers - Install all covers with new gaskets and seals
13. Prime the oil system - Prime the oil system before initial startup
14. Start the engine - Start the engine and check for leaks, unusual noise, or vibration
15. Break-in procedure - Follow the manufacturer's recommended break-in procedure

• Material Verification: Confirms high-grade metal composition meets OE specifications
• Dimensional Inspection: Bore alignment, deck height, and all machining dimensions verified against OEM tolerances
• Casting Integrity: Non-destructive testing for porosity, cracks, or internal defects
• Surface Finish Inspection: Machined surfaces checked for proper finish and flatness
• Hardness Testing: Material hardness verified for durability and wear resistance
• Visual Inspection: 100% checked for casting defects, machining flaws, or damage
• ISO/TS16949 Certified: Quality management system compliance
• Packaged Safely: Protected in a wooden case to prevent damage during transit

• 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