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Mr. Gasket

Mr. Gasket Carburetor Adapter Kit - Large Holley 2-Barrel To Small Rochester 4-Bolt - 2-Barrel

Carburetor Adapter - Mounts Holley 2300 Series Carburetor to Small Rochester 2 Barrel Intake. Also Can Be Inverted to Mount Small Rochester Carburetor to Manifold with Holley 2300 Series Bolt Pattern.

Part # 1937MRG Be the first to write a review
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Adapts Holley 2300 2-barrel bolt pattern of 5.160 inch x 3.460 inch to small Rochester 2-barrel bolt pattern of 3-1/4 inch x 1-7/8 inch.


  • Adapt From 2 Barrel Rochester Carburetor To Large 2 Barrel Holley
  • Adapt From Large 2 Barrel Holley To 2 Barrel Rochester
  • Die Cast Aluminum
  • Includes Hardware & Gaskets
  • Thickness 9/16"
  • Open Center

About Mr. Gasket

Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

Brand Mr. Gasket
Emission Code5
Product TypeCarburetor Adapter
WarrantyLimited 90 Day
Part Number1937MRG

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.

Limited 90 Day: See Details

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    Some parts are not legal for use in California or other states with similar regulations.

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