About this product
Performer & Thunder Series AVS Adapters & Spacers
CARBURETOR ADAPTER PLATES
Application Emissions Part # Spread-Bore Adapter Plate (.100" thick, for Edelbrock manifolds only)Adapts spread-bore carbs to Edelbrock manifolds without regular mounting flange. 2731
You need to have this to eliminate vacuum leaks when installing a square flange carburetor on an aftermarket intake with dual square bore/spread bore flange or for a spread bore carburetor on an Edelbrock intake manifold that does not have a regular mounting flange!
PRODUCT EMISSIONS GUIDE
The following guide is designed to help you determine which Edelbrock components are legal for use on your vehicle.
50-State Legal
For Racing Use ONLY
For Use on Pre-Pollution Controlled Vehicles (PPCV)
Stock Replacement Part
Engine Swaps
Description supplied by FR SPORT through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.






