ENGINE CRANKSHAFT MAIN BEARING

Upgrade your classic Pontiac or Buick with the Enginetech Engine Crankshaft Main Bearing Set, designed for optimal performance and reliability in models from 1968 to 1979.

• Direct Replacement: These main bearings are engineered as direct replacements, ensuring a perfect fit and hassle-free installation.
• Durable Material: Crafted from a bi-metal aluminum-tin-silicon composition, they provide excellent strength and wear resistance, extending engine life.
• Full Groove Design: The full groove style allows for improved oil flow, enhancing lubrication and reducing friction for smoother engine operation.
• Complete Set: Sold as a set of five, these bearings cover all necessary positions for a comprehensive rebuild.
• Precision Fit: Designed for stock crankshaft undersizes, they maintain the integrity of your engine's performance.

Perfect for 1970-1979 Pontiac and Buick models, this set is an essential component for any engine rebuild.

Ensure your engine runs smoothly with the quality you expect from Enginetech.