Description
MB5D –
PAI Industries 181829 is a new aftermarket engine coolant thermostat for compatible Cummins L10, M11 and ISM diesel engines. It replaces Cummins thermostat part number 3045913 and is also cross-referenced to Cummins 3039278.
This bottom-bypass thermostat begins opening at 175°F (79°C) to regulate coolant flow and help maintain the engine’s specified operating temperature. It has a 1.00-inch bypass valve diameter and a 1.93-inch overall outside diameter.
Product specifications:
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Manufacturer: PAI Industries
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Part number: 181829
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Part type: Engine coolant thermostat
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Opening temperature: 175°F (79°C)
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Design: Bottom bypass, non-vented
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Bypass valve diameter: 1.00″
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Overall outside diameter: 1.93″
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Engine applications: Compatible Cummins L10, M11 and ISM
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Gasket or seal included: No
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Condition: New aftermarket
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Quantity: 1 thermostat
Confirm the original thermostat part number, engine serial number and required opening temperature before ordering.


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