Chrysler Mopar BB 413 426 440 HiRise Aluminum Intake Manifold [Polished] Other features include a flush

Other features include a flush mount

Includes special adapter bushings to fit 1987-95 engines

improved throttle response and better fuel economy

at a better price than purchasing the parts separately

It is set up to accept a spread bore carb but comes with an adapter plate that permits the use of square bore carbs

Chrysler Mopar BB 413 426 440 HiRise Aluminum Intake Manifold [Polished] Other features include a flushStep up to the high rpm power of an open plenum with Speedmaster HiRise intake manifolds. These cast aluminum manifolds accept square bore carburetors and are pressure tested to ensure maximum performance. They start to make awesome power around 3,000 rpm.