Mr. Gasket Carburetor Base Gasket

Fits Holley & Demon square flange 4-bbl, 4 hole and open center applications.


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Made from durable 1/16" thick cellulose/nitrile composite gasket material. Precision die cut for excellent seal and fit. Can be trimmed if necessary. Incorporates perforated center for easy modification. Fits 4 hole intake manifold and simply remove center section for open center applications. Conforms easily to surface irregularities and creates a tight leakproof seal.


BrandMr. Gasket
Emission Code5
Product TypeBase Gasket
WarrantyLimited 90 Day
Part Number48C


This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Warranty Information

Limited 90 Day: See Details
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