YAMAHA WEAR RING, WC-03012, 157.2x164.8x81, JET SKI, PWC DRIVE PARTS

This precision-moulded jet pump wear ring (impeller liner) is designed for Yamaha personal watercraft in the 700–1200 class from 1995–2004. It restores correct impeller-to-liner clearance to help minimise cavitation and maintain pump efficiency. Manufactured to 157.2 × 164.8 × 81 mm, it is a direct-fit replacement for 155 mm Yamaha pump housings in the 63M family.

Features

• POM (Delrin) construction for wear resistance and dimensional stability
• Direct-fit replacement for Yamaha 155 mm jet pump housings (63M series)
• Restores proper impeller clearance to reduce cavitation
• Compatible with standard OEM-type impellers

Specifications

• Internal diameter: 157.2 mm
• Outer diameter: 164.8 mm
• Height: 81 mm
• Pump size: 155 mm
• Reference number (NI#): WC-03012

Cross-Reference OEM Part Numbers

• 63M-51312-00-94
• 63M-51312-01-94
• 63M-51312-02-94
• 65A-R1312-00-00

Vehicle Fitments

• Yamaha Wave Raider 1100 (1995–1996)
• Yamaha Wave Venture 1100 (1996–1997)
• Yamaha Wave Venture 760 (1997)
• Yamaha Wave Venture 700 (1998)
• Yamaha GP1200 (1997–1999)
• Yamaha XL700 (1999–2004)