Cometic C5263-039 Holley 4150 Style Carburetor Gasket .039" Fiber

The Cometic C5263-039 is a precision-engineered carburetor mounting gasket designed specifically for Holley 4-barrel carburetors with the 4150 flange pattern. This gasket ensures a proper seal between the carburetor and intake manifold, preventing vacuum leaks that can cause poor idle, reduced performance, and fuel delivery issues.

Key Specifications:

• Material: High-quality .039" fiber construction for durability and reliable sealing
• Dimensions: 3.770" x 3.880" rectangular bore openings
• Open plenum design for unrestricted airflow
• Compatible with Holley 4150 style 4-barrel carburetors
• Manufactured by Cometic, a trusted name in performance gaskets

This gasket features an open plenum design that eliminates restrictions between the carburetor and intake manifold, maximizing airflow for optimal engine performance. The fiber material provides excellent conformability to sealing surfaces while maintaining structural integrity under engine heat and vibration. Ideal for street performance, racing applications, and carburetor rebuilds.