Response to Thank you, unfortunately, it will not. The Hayward Power-end Assembly for SP23520VSP MaxFlo VS500 - SPX2303Z1VSPE will need to be replaced. The V-Green 1.65 HP Round Flange 56J Variable Speed Motor - ECM16CU can also be used as a replacement motor. Please order the Pump Shaft Seal 5/8" - - SPX2700SA PSR-200 Seal Plate O-Ring PART # 4822-07 when replacing the motor. We offer How To Replace the Motor on Your Pool Pump 

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