BBK SSI Intake Manifold 1986-93 5.0L.
• Adds 18-35 horsepower over the factory manifold- Features unique open runner high-flow lower manifold
- High torque twin plenum upper intake
- Standard high-flow aluminum fuel rails included
- Standard 75mm throttle body opening
- Built-in EGR spacer
Utilizing over fifteen years of EFI only experience – BBK has re-written the chapter on Mustang performance. With a lower manifold that features an open runner design for cooler intake air mixture and identical runner shapes for equal air flow distribution and an upper manifold that features a standard 75mm throttle opening that allows the use of any 65-75mm Throttle body and high torque twin plenums for great street performance. The BBK SSI Intake manifold comes complete with a BBK high-flow billet aluminum fuel rail kit which delivers maximum fuel flow and works with all performance ignition distributors at the front of the engine block with no clearance issues. This SSI manifold was also designed with removable baffle plate that reduces weight and allows easy installation of nitrous oxide jets into each runner. Another great feature is the Air Flow gap between each runner – this provides greater cooling for the upper to help reduce heat soak. This manifold was also designed with a built in EGR mount. ALL BBK Intake manifold come complete with, all necessary hardware, gaskets, and installation instructions. | 
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