Description
MB3B –
Eastern Industries 18-2091 is an aftermarket engine water pump for compatible Cummins 8.3L diesel engines requiring an 88 mm pulley and three-bolt mounting configuration.
This replacement pump circulates coolant through the engine cooling system to help maintain proper engine operating temperature. It is cross-referenced to Cummins water pump part number 4309417 and is intended for compatible cooling-system repairs and diesel engine rebuilds.
Product specifications:
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Manufacturer: Eastern Industries
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Part number: 18-2091
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Part type: Engine coolant water pump
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OEM reference: Cummins 4309417
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Pulley diameter: 88 mm (approximately 3.46″)
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Mounting configuration: Three-bolt
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Engine application: Compatible Cummins 8.3L diesel engines
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Quantity: 1 water pump
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Condition: Confirm against your inventory
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Included seals, gaskets and hardware: Confirm against your package contents
Verify fitment using the engine serial number, original pump part number, pulley diameter and mounting configuration before ordering.


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