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Top Street Performance

1 1/8" Aluminum Holley & Rochester 2BBL to Quadrajet 4BBL Adapter Kit

1 1/8" Aluminum Holley & Rochester 2BBL to Quadrajet 4BBL Adapter Kit

SKU: SKU: SP9144

Regular price $36.95
Sale price $36.95 Regular price $40.65
Shipping calculated at checkout.

Low stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • Designed for carbureted fuel system service and installation work
  • Supports cleaner engine bay integration and reliable component installation
  • Designed for a wide range of carbureted street and restoration applications
  • Useful for carburetor upgrades, maintenance, and tuning work

Description

1 1/8" Aluminum Holley & Rochester 2BBL to Quadrajet 4BBL Adapter Kit

This 1 1/8" aluminum holley & rochester 2bbl to quadrajet 4bbl adapter kit is built for carbureted fuel system installation, service, and performance tuning applications. The design supports reliable installation and cleaner engine bay integration for compatible carbureted combinations.

Verify carburetor style, mounting dimensions, hardware requirements, and engine bay clearance before installation.

Specs

Adapter MaterialAluminum
Adapter FinishNatural
Adapter StyleOpen Center
Thickness1 1/8"
PcvNo
GasketsIncluded
Mounting HardwareIncluded
IncludedAdapter(2)Gasketsmounting Hardware

Engine Fitment

COMPATIBLE WITH
1 1/8 in. adapter configuration for Holley and Rochester 2-barrel carburetors to Quadrajet 4-barrel intake manifold flange patterns
2BBL carburetor installations on spread bore Quadrajet-style 4BBL intake manifolds using the matching adapter plate

COMMON VEHICLE APPLICATIONS
Compatible with many carbureted V8 applications converting between 2-barrel carburetors and Quadrajet-style intake manifolds, including classic, restoration, truck, and custom vehicle setups.
Chevrolet, Ford, Mopar, and GM carbureted combinations using 2BBL-to-spread-bore adapter mounting.

NOTES
Verify 2BBL carburetor base pattern, Quadrajet spread bore intake flange, adapter thickness, gasket alignment, and hood clearance before installation.

Q&A

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.