Water Pump 1-13610-800-1 for Isuzu 6BB1 / 6BD1 – Hitachi EX200-1 & Sumitomo
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
| Brand / Family | Compatible Applications |
|---|---|
| Isuzu engines | 6BB1, 6BD1 and compatible 6BD1T-family applications where this pump number is specified |
| Excavator examples | Hitachi EX200-1; Sumitomo SH200/SH280 applications listed for the pump family |
Product Overview
It circulates coolant through the large-displacement Isuzu engine during sustained high-load work. A worn shaft bearing or seal can create pulley play, coolant leakage and overheating long before the impeller completely fails.
Machine brands may use the same Isuzu engine with different fan/pulley arrangements, so pump number remains the key check.
Key Features & Performance
- Maintains coolant circulation: Keeps coolant moving through the engine and radiator so heat can be rejected under working load.
- Serviceable wear point: Seal leakage, shaft play, bearing noise or pulley wobble are common reasons to replace an aging pump.
- Fitment by engine and pump geometry: Casting, hub height, pulley arrangement and reference number should match the original pump.
- Product-specific note: Machine brands may use the same Isuzu engine with different fan/pulley arrangements, so pump number remains the key check.
Technical Specifications
- Component: Engine coolant water pump
Replaces / Reference Part Numbers
1-13610-800-1, Z-5-13610-157-2, 5-13610-144-1
Common Replacement Reasons
- Coolant leakage from the pump/weep area
- Bearing noise, shaft play or pulley wobble
- Overheating with belt, radiator, thermostat and coolant level otherwise checked
Frequently Asked Questions
How do I confirm this is the correct part?
Confirm the Isuzu casting/reference number, hub and pulley arrangement against the original.
Is this an OEM part?
Unless the listing is explicitly identified as genuine/OEM in the product data, treat it as a replacement component. Use the verified reference numbers, equipment application and physical configuration above to match your original part.
What should I check before installation?
Inspect belt/fan condition and radiator airflow when correcting an overheat complaint.
Fitment note: Equipment manufacturers may use different components within the same model family based on engine, serial number or production date. Confirm the original part number and machine/engine details before ordering.