Browsing Category

125-150

INTRODUCING THE 2004 HONDAS

2004 CR125R Changes for 2004 ú New electronic power valve for optimum valve timing and improved power throughout the range ú TMX-x carburetor gets new throttle position sensor (TPS) for improved linear throttle response ú New quick adjust…
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YAMAHA 125 INTRO-AN ONLOOKERS PERSPECTIVE

By John Basher As Tim Olson and I were cruising down the highway towards Glen Helen raceway on a beautiful Tuesday morning, I slowly began to see the track in the distance creep up on the horizon. It wasn't my first time visiting the huge…
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2004 YAMAHA PHOTOS AND SPECS-

2004 YAMAHA YZ125 What's new on the 04 YZ125? 1. The shape of the scavenging port and exhaust port is changed (the timing is also revised) 2. The setting on the YPVS governor spring is changed for better acceleration in the low to mid. 3.…
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2004 KAWASAKI PHOTOS AND SPECS

2004 KAWASAKI KX125 Kawasaki engineers succeeded in boosting overall power of the 2004 KX125 and revised the chassis for even sharper handling characteristics. *The combustion chamber of the liquid-cooled, 124cc, two-stroke single-cylinder…
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2004 SUZUKI PHOTOS

2004 RM-Z250 The engine was designed by Suzuki, but the full package is being produced by Kawasaki. The compact 249cc, four-stroke, liquid cooled engine features a four-valve head (the valves are titanium). The cylinder is plated aluminum…
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HOW TO GET YAMAHA SECRET YZ125 NEEDLE

The MXA test crew has used a special needle in its 2002 YZ125. The original MXA needle was a works part that was hand made. During testing, the works needle performed better than the stock YZ125 needle. Unfortunately, the hand-made needle…
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2002 HONDA CR125

Honda released pics and specs on their 2002 CRs. Here is all the info you need to know! (click on photo) CR125: The new list: 1. New third generation twin spar aluminum frame and swingarm. (1.1 lb lighter than last years frame) 2.…
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2001 HONDA CR125 & CR250

Want to know what's different on the 2001 CR125 compared to the CR250 other than a smaller motor? HERE'S WHAT'S NEW ON THE 2001 CR250 1. New cylinder port shapes and timing specs provide a smoother and stronger power delivery, and produce…
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2001 SUZUKI RM125!

Want to know what next year's RM's will look like (about six months before they release them)? Look no further. The 2001 RM's will feature a totally new gas tank, new radiator wings, side panels, fender and front number plate. Insiders…
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MXA’S SECRET JETTING SPECS, 2003 And Back

We can't tell you how to jet your bike. It's a big world out there (and we don't know you all that well). However, we can tell you what jetting we run in the MXA test fleet. Take into account that we race in a Mediterranean climate, near…
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THE 20-INCH TIRE REVOLUTION

Why are so many of the factory riders testing 20-inch front tires? Are they guinea pigs? What are the advantages and disadvantages of the new tire size? Is the 20-inch actually smaller than a 21-inch tire? Are consumers going to have to dig…
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