EVINRUDE OEM Part #0307239 – “O” Ring, Extension Tube 5 Inch Longer Parts. Genuine factory replacement from U.S. Boatworks, serving boaters for over 40+ years.

FITS: Evinrude & Johnson – Fits 731 models

Authentic EVINRUDE parts from U.S. Boatworks mean no compromises on fit or quality. Plus, our expert team is always here to answer questions and provide installation guidance.

Why Genuine Parts Matter

• Factory-tested for quality and durability
• Exact dimensions mean proper function
• Protects your engine warranty

WE MAKE IT EASY

• Extensive OEM parts inventory
• Fast, reliable shipping
• Questions? Call 913-342-0011