The question of which is better, carburetion or fuel injection, really comes down to cost versus performance. Overall, more torque can usually be produced by a longer ...

If you already have a Chevy TPI unit from either a Corvette or a Camaro, DFI will sell you the pieces you need to make the system operational in virtually any street machine or rod. The pieces include ...

KTM 250 EXC TPI and KTM 300 EXC TPI become world’s first fuel-injected 2-stroke off-road motorcycles to be manufactured for the masses KTM, the Austrian bike manufacturer, has unveiled two bikes - the ...

As promised back in March, KTM has unveiled a fuel injected two-stroke engine that's expected to give four-strokes a good run for their money. Available in 250 and 300 cc capacities, the new ...

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 ...

You love late-model muscle cars, but do you understand what makes them tick? Do you know why your '10 Camaro SS not only has more power than equivalent cars of the '60s, but also with vastly better ...

The KTM 250 XC TPI is the first of a new series of off-road competition motorcycles that use a new version of KTM’s 2018 introduction of Transfer Port Injection (TPI). This technology has been refined ...