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Ships within 48 hours · Estimated delivery Sep 29 - Oct 4
It replaces Thermo-King 11-8047 / 20-1180-47C
Alkon: AQ69-DOTS-12X12
International 9900ix – 2000-2009
Verify your engine voltage (24V vs 12V) before ordering — the 12V version is a separate PAI part
PAI 840071 Fuel Overflow Valve – Mack MP7/MP8 & Volvo D11/D13 Secondary Air Filter It replaces Thermo-King 11-8047 /The PAI 840071 is an aftermarket fuel overflow (return pressure regulator) valve for Mack MP7 MP8 and Volvo D11 D13 diesel engines. The valve regulates fuel pressure in the return circuit and stops fuel from draining back to the tank when the engine is shut down, preventing prime loss and extended cranking on restart. Direct replacement for OEM 21458307, 20715052, and 21022032. Signs You Need a New Fuel Overflow Valve Extended cranking or hard
