How To

The skinny on fat tires from Goldentyre and Hi-Point
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Does a trail rider need high-end boots?
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NOODLES FOR GREY MATTER Dear Mr. Know-It-All, The 2016.5 KTM 450SX Factory Edition comes with a Akrapovic muffler, but it has a macaroni (resonator) type head pipe? Does anyone sell a header pipe that will fit the muffler? Ryan…
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Why do some bikes come with chain guides and not others?
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FORK BLUES Dear Mr. Know-It-All, I recently bought a used 2013 KTM 450SX, and coming off an Asian non-button starter, I couldn’t wait to hit the hills and hammer. The bike starts and runs stellar, but the fork is miserable. I’m a…
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PILOT ERROR Dear Mr. Know-It-All,, I have a 2008 YZ250F that I use for trail and play riding. Up until recently, the bike was good, started nicely and ran fine. Then, two weekends ago, it started right up, and a few minutes…
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Dear Mr. Know-It-All, I have a 2017 Husky FC450, and until recently, I pretty much loved this machine. But last weekend we were up in the high desert hill-climbing and the clutch started acting funny. The feel at the lever got vague and…
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A basic look at a professional rear tire change
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If your bike is shooting ducks before the ride, don't think that it will suddenly self heal!
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Yamaha's 2018 YZ450F has an EFI system that can be tuned with a smartphone.
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Chain shortening versus replacement, what is the correct path?
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Exploding the myths behind elevation and fuel-injection.
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Mr. Know-it-all explains the basics of oil mixtures and 2-stroke jetting for altitude and performance.
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Mr. Know-it-all schools us on taking your steering damper from machine to machine, plus proper setup.
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Am Pro Yamaha's Josh Toth has won five GNCC XC2 races in a row. Here's a look inside the training routine that got him there.
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The infamous Mr. Know-it-all has decided to grace the digital side of Dirt Bike.
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A look back at the legendary Rolf Tibblin training camps of the '70s.
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In episode eight of Kawasaki's Science of Supercross, Ryan Villopoto and Jeremy McGrath talk about the on-off tabletop jump scenario.
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Off-road legend Destry Abbott and his DA8 training program.
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In this edition of Kawasaki's Science of Supercross video series, Ryan Villopoto tells how to go fast by going low.
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