Mention fuel injection to the average hot rodder and his head immediately fills with visions of late-model Corvettes, tuned-port plenums, multiport injectors, and big bucks. If your brain works that ...

KTM have taken the wraps off their two new fuel injected enduro machines, the 250 EXC TPI and 300 EXC TPI. The two new models are the world’s first production fuel-injected two-stroke off-road ...

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 ...

A quick look around is all you need to think the two-stroke engine is dead. Exhaust smokers no longer brapp their way past outdoor cafés or over twisty mountain passes. You don't even see two-strokes ...

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 ...

If you've read our story on Digital Fuel Injection (DFI) entitled "Smart Squirters" (HRM October '88), then you are aware of DFI's basic system. However, since our story, DFI has made some subtle yet ...

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 ...