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ktm 250sx

TWO-STROKE TEST: WE TURN OUR KTM 250SX INTO A KTM 300SX BIG-BORE

As the niche marketing specialist of dirt bike manufacturers, KTM has a wider variety of models than Baskin-Robbins has flavors. However, the model you won?t see at your KTM dealership is a motocross-specific Open class two-stroke. The KTM 300XC (cross-country) model is close, but ultimately not as good as the 300SX kit for racing. After spending a couple years holding our own against 450s and blowing the doors off 250Fs on our aged 2010  KTM 250SX , the MXA wrecking crew’s primitive instincts took…

2011 KTM 250SX MOTOCROSS TEST: NOT A WARMED-OVER BNG BIKE, BUT A TOTALLY NEW TWO-STROKE FOR THE NEXT GENERATION

Q: FIRST AND FOREMOST, IS THE 2011 KTM 250SX BETTER THAN THE 2010 KTM 250SX? A: Yes. KTM has consistently modernized their two-strokes with chassis updates, stylish aesthetic changes and two-stroke-specific tweaks.   Q: WHAT CHANGES DID KTM MAKE TO THE 2011 250SX? A: Here are the six areas that KTM focused on for the new model year:     (1) Cylinder . KTM redesigned the cylinder with a lower exhaust port (about 1mm) to improve bottom-end power. The lower flap height of the power valv…