YAMAHA WEAR RING, WC-03014, 157.3x164.6x74.5, JET SKI, PWC DRIVE PARTS

This jet pump wear ring is a direct-fit replacement liner for Yamaha personal watercraft and jet boat applications using the 155 mm pump system. Designed to restore correct impeller-to-liner clearance on 800–1800 cc models from 2011–2019, it helps reduce cavitation and maintain consistent pump performance. The component is manufactured from POM (Delrin) for durability and stable dimensions under load.

Features

• Direct-fit replacement for Yamaha 155 mm jet pump systems


• POM (Delrin) construction


• Restores correct impeller clearance to reduce cavitation


• Suits 800–1800 cc applications across model years 2011–2019


• Replaceable wear component within the pump housing

Specifications

• Inside diameter: 157.3 mm


• Outside diameter: 164.6 mm


• Height: 74.5 mm


• Pump size: 155 mm


• Material: POM (Delrin)


• Part reference: WC-03014

Cross-Reference OEM Part Numbers

• Yamaha 66V-51312-01-94


• Yamaha 6CR-R1312-00-00


• Yamaha 60E-51317-00-94


• Yamaha 60E-51317-00-00

Vehicle Fitments

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  Yamaha personal watercraft and jet boat models with 800–1800 cc engines (model years 2011–2019) using the 155 mm jet pump system