The air/fuel mixture entering the engine reaches the inlet valve at the pressure in the inlet manifold (the Manifold Pressure). Unless the throttle is wide open, this pressure will be less than ...

We’re pushing the limits of our built-engine G82 M4 with Mosselman turbos, a CSF inlet manifold, and port injection. Can it crack the 1000HP mark on the dyno? Watch as we install, test ...