We've had our fuel-injected KTM 300 two-stroke enduro bike on the dyno and found real power gains with an aftermarket exhaust system. And now by adjusting the stock powervalve, we've found even more useable horsepower and bigger spread of power!
Want to get that bit more out of your fuel injected KTM 300 EXC TPI enduro bike, or just want to change the power delivery? Check out our dyno test of the stock exhaust system versus an aftermarket DEP exhaust, and a range of DEP silencers. And the results are
We put the mighty aluminium-frames Kawasaki KX500 to the ultimate test as it's bolted to the dyno at the DEP development facility for some full power runs. With unexpected results! And then the DEP crew fabricate a special exhaust for the real factory look.
Yamaha’s development train shows no sign of slowing down. The 2020 YZ250F was one of the best-selling models in the UK because the bike ticks the boxes on so many levels for a wide range of riders too. But not content on just a few suspension tweaks and bold new
It's the most eagerly-awaited 450 of the year, the all-new Honda CRF450R based on the bike Tim Gajser is riding in the MXGP world championship. With a new frame, bodywork and hugely revised engine, MotoHead's Dave Willet puts the bike through its paces at Mantova in Italy.
The standard WP suspension on the KTM and Husqvarna range can be improved, claims British suspension firm K-Tech. By replacing the air forks with a coil spring conversion and new damper unit, and altering the rear shock with a bladder conversion and new damping system, the bikes can be made
Take a stock 2020 YZ125 and make it even better. That's the mission of MotoHead's Dave Willet, a former British 125 champion with more experience of the YZ125 than just about anyone else on the planet. From jetting to squish, pipes to clutches and more, he talks through the initial
MotoHead's Dave Willet gets to grips with the WP Cone Valve Spring Forks and Trax rear shock on our Yamaha YZ450F in part two of our investigation into after market WP suspension. He tries the bike around the Flackwell Heath track and focuses on dialling in the rear shock.
Squeezing every ounce of power from the motor and getting to to the ground, ride after ride, is crucial on a high-revving 125 two-stroke motocross bike. And with the clutch getting lots of abuse, it's one component not to be skimped on.
MotoHead's Dave Willet, who raced Yamaha YZ125s to
Yamaha's standard suspension might be among the best right off the showroom floor, but can the bike be made even better with aftermarket parts? MotoHead's Dave Willet tries the latest WP Cone Valve Forks and Trax rear shock to find out in the first of a new series.