8M0183487840389K06 Prop Shaft Hub Kit For Mercury Marine Racing 1.25 Heavy Duty

Product Overview

This heavy duty 1.25 prop shaft hub kit delivers reliable torque transfer for high-performance marine applications. Designed for Mercury Marine Racing enthusiasts, this prop shaft hub kit ensures optimal power delivery and durability under extreme conditions. It is the ideal replacement for worn or damaged hub assemblies on racing outboards and sterndrives.

Key Features & Performance

• Heavy duty construction withstands high torque loads during competitive racing
• Precision machined for a direct fit on Mercury Marine Racing prop shafts
• Corrosion-resistant materials extend service life in saltwater environments
• Engineered to OEM specifications for reliable performance and easy installation
• 1.25 inch shaft diameter accommodates standard racing propeller setups

Fitment & Compatibility

• Mercury Marine Racing outboard and sterndrive models

Common Uses

• High-performance boating and marine racing
• Replacement for worn or damaged prop shaft hubs
• Custom racing boat builds and restoration projects
• Routine maintenance of Mercury Marine Racing engines

Technical Specifications

• Part Number(s): 8M0183487, 840389K06
• Shaft Diameter: 1.25 inches

Frequently Asked Questions

Q: Is this hub kit compatible with a Mercury Racing 300 outboard? A: This hub kit fits Mercury Marine Racing outboards with a 1.25 inch prop shaft; verify your specific model and shaft diameter before purchase.

Q: Does the kit include mounting hardware? A: The kit includes the hub assembly only; existing hardware should be reused or purchased separately if needed.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.