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:

Manufacturer: Eastern Industries
Part number: 18-2091
Part type: Engine coolant water pump
OEM reference: Cummins 4309417
Pulley diameter: 88 mm (approximately 3.46″)
Mounting configuration: Three-bolt
Engine application: Compatible Cummins 8.3L diesel engines
Quantity: 1 water pump
Condition: Confirm against your inventory
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.

43565HD

EI 18-2091 Engine Water Pump, 88mm 3-Bolt – Cummins ISC 8.3L 4309417