Engine Designer is a solver based power prediction and design optimization tool that does computation based on the following engine design dimensions:

Intake Manifold Design:
Intake manifold runner length.
Intake port cross sectional area CSA.
Intake manifold plenum volume.
Intake manifold runner taper.
Intake manifold plenum volume.
Intake manifold runner Helmholtz volume.
Intake manifold plenum Helmholtz volume.
Intake manifold runner volume.
Intake port volume.
Camshaft timing events.
Calculate horsepower and torque.
Intake manifold harmonic