Belt-driven Water Pump with Mechanical Seal for Isuzu C221 C240 Forklift Engines - OEM Standard Direct Replacement

The Water Pump (OEM: 5136100381 / 5-13610038-1) is a critical engine cooling component designed for Isuzu C221 and C240 forklift engines. This belt-driven pump circulates coolant through the engine block, cylinder head, and radiator to maintain optimal operating temperature and prevent overheating.

• OE Quality: Manufactured to Isuzu dimensional and material specifications for perfect fit and reliable cooling
• Precision Impeller: Cast or stamped impeller designed for maximum coolant flow
• Heavy-Duty Bearing: Sealed ball bearing with high-temperature grease for long life
• Mechanical Seal: Ceramic or carbon face seal prevents coolant leakage
• Corrosion-Resistant Housing: Cast iron or aluminum housing treated to resist rust
• Dynamically Balanced: Smooth, quiet operation without vibration
• Direct Replacement: Matches OE mounting holes and inlet/outlet positions
• Cost-Effective: Affordable alternative to genuine OEM pumps

This water pump is specifically designed for:

• Isuzu C221 forklift engine
• Isuzu C240 forklift engine
• Potentially compatible with Isuzu 6HK1 truck engine (based on reference number 1-13650133-0) - please verify fitment with your original pump

Isuzu C221/C240 Engines:

• Displacement: 2.2L / 2.4L (approximately)
• Application: Forklifts, industrial equipment

Installation steps (overview):

1. Drain coolant from radiator and engine block
2. Remove drive belt by loosening tensioner
3. Remove fan and fan clutch (if applicable)
4. Disconnect hoses and note positions (inlet, outlet, bypass)
5. Unbolt old water pump and remove mounting bolts
6. Clean mating surface and remove old gasket material
7. Compare new pump with old unit to check mounting and port locations
8. Install new gasket and pump, torque bolts to specification (20-30 Nm)
9. Reconnect hoses, fan, and belt
10. Refill coolant and bleed system
11. Start engine, check for leaks, and monitor temperature

• Material Verification: Housing material and seal composition tested
• Dimensional Inspection: Mounting flange, shaft diameter, inlet/outlet sizes verified against OE blueprints
• Leak Test (Pressure/Vacuum): Each pump tested for seal integrity
• Bearing Noise Test: Rotated to check for smooth, quiet operation
• Impeller Balance: Dynamic balance checked to minimize vibration
• Visual Inspection: 100% checked for casting defects, cracks, or damage
• Packaged Safely: Pump sealed in plastic bag, boxed with foam protection

• 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