VintCo KMB025 Main Bearing Kit for Vintage Yamaha Motorcycles

The VintCo KMB025 Main Bearing Kit is a complete crankshaft bearing and seal solution designed for vintage Yamaha two-stroke motorcycles. This comprehensive kit provides everything needed to rebuild the crankshaft main bearings during engine restoration or maintenance.

What's Included:

• Two high-quality main bearings manufactured with modern materials and techniques
• Two crankshaft oil seals for complete protection
• All components needed for a complete main bearing rebuild

Key Features:

• Modern manufacturing techniques ensure OEM-equivalent or better fitment and performance
• Premium bearing steel construction for durability and reliability
• Quality seals designed to prevent oil leaks and contamination
• Direct replacement for worn or damaged original bearings
• Essential components for proper two-stroke engine assembly

VintCo specializes in quality replacement parts for vintage motorcycles, offering riders reliable components to keep classic machines running strong. Installing fresh main bearings with new seals is a critical step in any two-stroke engine rebuild, ensuring proper crankshaft support and preventing premature wear.