The 2021 model of the KTM 150 XC-W TPI is nothing short of an amazing cross-country racer from the off-road design department. The Austrian manufacturer engineered it to be extremely lightweight, but ...

The main change of KTM’s flagship cross-country two-stroke model for 2020 is listed in the name—TPI, which stands for transfer port injection. This technology makes premixing fuel and jetting ...