Chevy SBC 350 1957-95 (Non EGR) LowRise Aluminum Intake Manifold [Satin] it has a square bore

it has a square bore carb flange instead of a spread bore

but both factors can be equally important in a race car

This Speedmaster manual transmission is built with all brand new components and case

To remain street legal with a square bore carb

a C5 Corvette hub bearing pack

Chevy SBC 350 1957-95 (Non EGR) LowRise Aluminum Intake Manifold [Satin] it has a square boreThe Speedmaster LowRise Manifolds are our lowest profile manifold and is also the only one that is street legal on pollution controlled vehicles. It is set up to accept a spread bore carb but comes with an adapter plate that permits the use of square bore carbs. To remain street legal with a square bore carb, you must use one that is also approved as street legal for your application. This Speedmaster LowRise manifold is a direct replacement for the