Multi-Purpose Threaded Plug - GM (14066310)
Genuine OEM GM Parts & Accessories - 14066310
Multi-Purpose Threaded Plug - GM (14066310)
Genuine OEM GM Parts & Accessories - 14066310
- GM
- 14066310
Key Product Benefits
- Includes 5 units per order
Fast Delivery
Most in-stock items ship within 1–3 business days. Special orders may take longer.
OEM Parts. Wholesale Prices.
Genuine OEM parts with a nationwide warranty. Lowest pricing guaranteed.
Shop With Confidence
Secure checkout, verified fitment, and dealer-backed support from real parts experts.
- Sale Price: $11.40
- Sale Price: $11.40

Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Also Purchased
- GM
- 14066310
Details
- Brand:
- SKU:
14066310
- Other Names:
Engine Expansion Plug
- Description: GM Genuine Parts Multi-Purpose Threaded Plug (Part Number: 14066310) is an engine block threaded plug used for oil circuit bypass or expansion ports.
- Function: Seals engine block access ports or bypass valves as specified by OE service procedures.
- Location: Typically used at the engine block; designed to meet OE installation requirements.
- Also known as: Engine Expansion Plug
Underhood Engine Component Parts 51World Parts Direct is an American business offering competitive pricing, a compatibility guarantee, and OEM-backed technical assistance for engine parts.
- Condition: New
WorldPartsDirect.com
Thanks for shopping with World Parts Direct, home of the low-price and right-part-guarantee! Everything we carry is genuine, OEM and ships straight from a licensed dealership. All of our products are backed by a nationwide warranty and can be returned within 30 days if you no longer need it. What's the catch? There isn't one! Nobody beats our prices and nobody offers higher quality parts than we do, and if we cannot get the part you need, nobody can! We offer hundreds of thousands of unique items, including discontinued parts. Your satisfaction is our top priority and we hope you'll give us the opportunity to earn your business today.
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Multi-Purpose Threaded Plug for your 2000-2002 vehicle. GM Parts & Accessories Limited Warranty.