It vacuums excess fuel up from behind the reed cage and adds it to the next incoming charge. It is an empty cannister that works off the suction of the piston going up and down and the reed valves opening and closing Read More...
Let's hope everyone who's injured comes back for the Nationals and that everyone else make sit through the last five Supercross rounds. On to the Nationals! Read More...
In case you haven’t had the time to scour the internet to get your weekly fill of motocross and Supercross videos, the MXA wrecking crew has done all the work for you Read More...
An incredible win count for Pro Circuit, the brutal takeout heard around the world, Eli Tomac's nagging ankle injury, the best save of the season and more Read More...
In case you haven’t had the time to scour the internet to get your weekly fill of motocross and Supercross videos, the MXA wrecking crew has done all the work for you Read More...
After racing a Yamaha YZ450F at the opening round of the 2023 AMA 450 National Championships, Josh switched to a GasGas MC450F for the second round at Hangtown. Here is what he did to make it race ready Read More...
In 2004 Kawasaki had just launched its all-new KX250F. The team offered the four-stroke to James, and he tried it during the pre-season. He decided to stay with the KX125 two-stroke instead Read More...
We talk to Ryan Villopoto about what he's been up to lately, his gear switch from Canvas to FastHouse, racing Day in the Dirt, racing with his kids and his appreciation for the sport Read More...
This 2023 Yamaha YZ125 is the new version of Pro Circuit's "Race Spec" engine and suspension for this bike, and we were the lucky ones who were able to sling a leg over it Read More...
We sent our new mini test rider, Nixyn D'Errico, to Mammoth with a full-blown 65cc race bike. His Dad, Ryan D'Errico gives us the low down on this mini race bike Read More...
His father was a Honda lifer, he got his start as a Fifth Dragon at YOT, he won the Phoenix Supercross for FMF Honda, learned team manager lessons from Mitch Payton & found his true calling at KTM Read More...
Not every prototype gets made, but it would have been sweet if Husqvarna could have made a 310cc four-stroke motocross bike with their BMW designed "Red Head" engine Read More...
The stock KTM rising rate has a “flat” curve that is stiffer initially and gets softer later in the travel. Pro Circuit’s linkage starts out plusher and then gets stiffer as you go deeper in the stroke Read More...
At $12,699, the "Special Racer Edition" KX450SR actually comes with a hefty list of aftermarket upgrades that boost it from 56- to 60-horsepower on the dyno Read More...
We look back on Detroit and look ahead to this weekend's Seattle Supercross. Plus, meet Street Bike Tommy and the owner of Ken Roczen's KX450 Read More...
This is not and apple-versus-orange predicament, you have two apples! One you could fix for the couple hundred dollars, while the other costs $9200 Read More...