Description
Product Overview
The Edelbrock 3899 carburetor gasket is engineered for high‑performance fuel systems. Constructed from premium nitrile rubber, the gasket delivers exceptional resistance to fuel, oil, and heat. Its square shape measures 8.4 x 7.5 inches with a precise 0.25‑inch thickness, ensuring a perfect fit for a wide range of Edelbrock carburetors. The satin exterior finish adds durability and a professional appearance. Designed as a vehicle‑specific part, it replaces OEM gaskets with a direct fit, eliminating the need for modifications.
Usage
This gasket is ideal for automotive enthusiasts, professional mechanics, and anyone performing carburetor maintenance or rebuilds. It performs reliably in street‑driven cars, race‑track applications, and classic vehicle restorations. Install the gasket when servicing fuel injection or carburetor systems to prevent leaks, improve fuel efficiency, and maintain engine performance. 
Why Choose Us
Edelbrock’s reputation for quality engineering backs this gasket. Each unit undergoes rigorous testing to meet OEM standards, guaranteeing a leak‑free seal. The nitrile rubber material resists degradation from gasoline and ethanol blends, extending service life. Our commitment to precision manufacturing ensures consistent thickness and dimensions, providing confidence for both DIY projects and shop‑floor repairs.
Key Features
- Premium nitrile rubber for superior fuel and heat resistance
- Exact 0.25‑inch thickness for a tight, leak‑free seal
- Square design fits a broad range of Edelbrock carburetor models
- Satin exterior finish adds durability and a clean look
- Vehicle‑specific fit eliminates the need for custom modifications
FAQ
Is this gasket compatible with all Edelbrock carburetor models?
The 3899 gasket is designed for specific Edelbrock carburetor series. Refer to your vehicle’s service manual or the part number list to confirm compatibility.
Can I install the gasket myself?
Yes, the gasket is vehicle‑specific and includes clear installation instructions. Basic hand tools are sufficient for a proper fit.
What makes nitrile rubber a good choice for gaskets?
Nitrile rubber offers excellent resistance to gasoline, oil, and ethanol, maintaining flexibility and sealing performance under high temperatures.
How do I ensure a leak‑free installation?
Clean the mating surfaces, apply a thin layer of gasket sealant if recommended, and press the gasket evenly to avoid gaps.
Is this part covered by a warranty?
Yes, Edelbrock provides a limited warranty against manufacturing defects. Contact the seller for warranty claim details.




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