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The ISR Performance OE replacement water pump is specified for the Nissan RB20DET engine and serves as a direct replacement unit for cooling system maintenance. Designed to restore coolant circulation and replace a worn or failed pump, this OE-style pump supports routine engine cooling repairs on RB20DET applications and matches the original equipment mounting and flow intent for those Nissan engines.
ISR Performance OE Replacement Water Pump - Nissan RB20DET
