Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
![Carburetor Adapter for Holley 2300 2-Barrel to Small Rochester 2-Barrel [9/16 in. Thick]](https://www.jegs.com/images/mini_750/700/720/720-1937mrg.jpg)
Vehicle Info NeededMR GASKETPART NUMBER: 720-1937MRG
Carburetor Adapter for Holley 2300 2-Barrel to Small Rochester 2-Barrel [9/16 in. Thick]
$3917
Ships on 10/12/2026
Lowest Price GuaranteeCarburetor Adapter KitMounts a Holley 2300 Series Carburetor to a Small Rochester 2-Barrel Intake Adapts 5.160 in. x 3.460 in. to 3-1/4 in. x 1-7/8 in. Open Center 9/16 in. Thick Aluminum Hardware and Gaskets Included
A Holley 2300 is a common upgrade over a small Rochester two barrel, and the bolt patterns are nowhere near each other. This adapter matches the two flanges with an open centre so the airflow is not stepped, and it works either way round if you ever go back the other direction.
Mr. Gasket 1937MRG Carb Adapter Kit Features:
- Mounts a Holley 2300 series carburetor to a small Rochester 2-barrel intake manifold.
- Can be inverted to mount a small Rochester carburetor to a manifold with a Holley 2300 series bolt pattern.
- Adapts the Holley 2300 bolt pattern of 5.160 in. x 3.460 in. to the small Rochester pattern of 3-1/4 in. x 1-7/8 in.
- Open center design.
- 9/16 in. thick.
- Silver aluminum construction.
- Hardware and gaskets included.
Part TypeCarburetor Adapter Plate
BrandMR GASKET
Package Height1.1
Package Width7.8
Package Length7.8
Weight0.96 PG
Part CategoryPerformance Parts
Thickness9/16 in
Gaskets IncludedYes
Hardware IncludedYes
Adapter StyleOpen Center
ColorSilver
QuantitySold Individually
MaterialAluminum
Part FitmentUniversal
Vendor Part Number1937MRG
Package Qty1
Package TypeEA
No Questions
No Reviews
ITEM YOU MAY ALSO CONSIDER
Some parts are not legal for use in California or other states with similar laws / regulations
