FX Off-Road Manifold 3.5cc - Medium

FX Royal Racing Engines medium radius off-road manifold. Fits all mufflers. For maximum performance and reliability, use only original FX manifolds.

There are different types of FX manifolds, each designed for particular track conditions and for particular engines. These recommended manifolds will help optimize performance for the majority of track conditions. However, some specific track conditions or fine tuning of engine settings may require changes to the manifold (as desired).