GM Genuine Engine Bearing – Standard Size

OEM GM factory engine bearing for 3.8L Buick V6 applications. Ideal for stock or mild performance rebuilds where standard-size bearings are required. Genuine NOS GM part in original box.

🔵 Blue Dot: Brand new, and/or possibly only open-box items that are ready to roll. Original packaging might not make the cut, but the quality is spot-on. Save 10 to 25% off retail. 

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The Fine Print All Sales Final: No take-backs, refunds, or exchanges. 

As-Is Condition: We inspect every part before it hits the listing, but we recommend you double-check compatibility with your project. 

Your Acknowledgment: By purchasing from Turbo 6 Parts, you agree to these terms.

Specifications
• GM Part #: 18005399
• Size: Standard (STD)
• Type: Engine bearing (half shell)
• Material: OEM GM bearing construction
• Fitment: Buick 3.8L V6 engine platform, including 1986–1987 Turbo Buick / Grand National / Turbo T / T-Type / GNX
• Packaging: Original GM box included

Condition Notes
• New old stock (NOS) GM part
• Clean surface with minor box wear from storage
• Never installed — ready to use

Why You Want It
OEM GM bearings provide proper clearances, stable oil film control, and long-term durability—especially important for reliable Turbo Buick builds. Factory bearings are getting harder to find and are preferred for stock and restoration-correct engines.

⚠️ All Turbo 6 Parts are sold as-is with no returns, refunds, or exchanges. Buyer is responsible for verifying compatibility before purchase.