AC DELCO 49YWRYZ78 Carburetor Idle Solenoid

( Brand: Ac Delco ), ( Type: Carburetor Idle Stop Solenoid ), ( Manufacturer Part Number: 49YWRYZ78 ), ( Fits 1: 1977-1983, 1986-1987 Buick Regal ), ( Fits 2: 1977-1981 Buick Century ), ( Fits 3: 1977 Buick Electra ), ( Fit Note: Gold New ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review AC DELCO Carburetor Idle Stop Solenoid fits REGAL CENTURY ELECTRA LESABRE

Introducing the AC Delco 49YWRYZ78 Carburetor Idle Solenoid, an essential component designed specifically for select GM vehicles, including Regal, Century, Electra, and Lesabre models. This idle solenoid is engineered to provide reliable and consistent engine performance, ensuring smooth idling and optimal fuel efficiency.

The AC Delco 49YWRYZ78 is a direct replacement for the original equipment, ensuring a perfect fit and function. This solenoid is designed to control the idle speed of your engine by regulating the fuel mixture delivered to the carburetor. It features a durable construction, engineered to withstand the rigors of daily driving and resist the corrosive effects of the engine environment.

The AC Delco 49YWRYZ78 Carburetor Idle Solenoid is easy to install, making it an excellent choice for DIY enthusiasts and professional technicians alike. The solenoid comes complete with all necessary hardware, allowing for a hassle-free installation process. Additionally, this solenoid is covered by AC Delco's warranty, providing peace of mind and protection against any manufacturing defects.

* Designed for select GM vehicles, including Regal, Century, Electra, and Lesabre

* Direct replacement for original equipment

* Durable construction for long-lasting performance

* Easy installation process

* Includes all necessary hardware

* Covered by AC Delco's warranty

Upgrade your vehicle's engine performance with the AC Delco 49YWRYZ78 Carburetor Idle Solenoid. By replacing this essential component, you can improve your engine's idle stability, fuel efficiency, and overall performance. Trust AC Delco to deliver the high-quality parts you need to keep your vehicle running at its best.

The AC Delco 49YWRYZ78 Carburetor Idle Solenoid is a replacement part for various General Motors (GM) vehicles including Regal, Century, Electra, and Lesabre models. Here are some pros and cons to consider before making a purchase:

1. OEM Compatibility: This idle solenoid is an original equipment manufacturer (OEM) part, meaning it is designed and manufactured by the same company that originally equipped the vehicle with this component. This ensures a proper fit and function.

2. Improved Idle Stability: A faulty idle solenoid can cause engine idle instability, rough idling, and even stalling. Replacing the faulty part with a new one can help improve the idle stability and overall performance of the vehicle.

3. Easy Installation: The idle solenoid is a relatively easy-to-install part, typically taking around 30 minutes to an hour to replace. It is usually located near the carburetor and can be accessed by removing a few bolts.

1. Cost: The AC Delco 49YWRYZ78 Carburetor Idle Solenoid is a premium replacement part, and its price reflects its OEM quality. It may be more expensive than aftermarket alternatives.

2. Availability: Depending on the specific vehicle model and year, this part may not be readily available at local auto parts stores, and may need to be ordered online or through a dealership.

3. Labor Costs: While the part itself may not be overly complex to replace, some vehicle owners may not have the necessary skills or tools to install it themselves. In such cases, labor costs can add to the overall cost of the repair.

The AC Delco 49YWRYZ78 Carburetor Idle Solenoid is a high-quality OEM replacement part designed to ensure proper idle stability and overall performance of GM vehicles. While it may be more expensive than aftermarket alternatives and have limited availability, its ease of installation and the peace of mind that comes with using an OEM part make it a worthwhile investment for vehicle owners who prioritize reliability and performance.

If you are experiencing issues with your vehicle's idle stability, and you own a GM Regal, Century, Electra, or Lesabre, the AC Delco 49YWRYZ78 Carburetor Idle Solenoid is a recommended replacement part. While it may come with a higher price tag, the assurance of OEM quality and improved performance make it a worthwhile investment. If budget is a concern, consider exploring aftermarket alternatives, but keep in mind that the installation process and potential for compatibility issues may add additional costs and complexity to the repair.

part # 49ywryz78 price

• $108.42

specifications carbcaddie:

• for models: Regal, Century, Electra, Lesabre
• brand: Ac Delco
• type: Carburetor Idle Stop Solenoid
• manufacturer part number: 49YWRYZ78
• fits 1: 1977-1983, 1986-1987 Buick Regal
• fits 2: 1977-1981 Buick Century
• fits 3: 1977 Buick Electra
• fit note: Gold New
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

payments carbcaddie:

• wallet: Paypal
• credit card: Diners-club
• other

offer carbcaddie:

• sold: 0
• availability: In Stock
• quantity: 1
• started: May 12, 2026
• options: Ship-to-home

returns carbcaddie:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general carbcaddie:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts
• condition: New

shipping carbcaddie:

• class: Standard
• service: Standard
• type: Fixed
• transit: 3-7 Days
• cost: $0.00

seller carbcaddie:

• # reviews: 57976
• rating: 97.3%

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