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  • Race Head Development

    We offer porting and head flow development, flow testing & much more.

    RACEHEAD ENGINEERING PERFORMANCE PLUS+ CLIENT PROJECTS

    • HOW TO SYNCHRONIZE ITB’S

      There are several different designs but they all do the same thing, they accurately measure the flow of air into the velocity stack....

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    • BMW M44 ITB INSTALL

      With the help of Haydn the owner of this car we did a lot more research and development than usual on this kit design, lots of flow simulations and calculations...

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    • BMW M40 4 CYLINDER MOTOR

      The BMW M40 is an inline-four SOHC piston engine which replaced the M10 and was produced from 1987–1995 which replaced the M10 ...

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