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Features more_>

Inside Line: Fresh Top End! Needs Nothing! Yeah right...

by Ron Smith on 08/28/2018

`Fresh top end, needs nothing.`

We have all seen it in used bike ads or heard it from sellers so many times it has become a cliché.

Keep in mind when you are looking at used dirt bikes that the less you pay up front the more you will likely need to spend to make it safe and reliable once you get it home.

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Tech more_>

Building a two-stroke leak down tester for under $50, in two stops.

by Ron Smith on 03/11/2017

Assembled Tester

Because air leaks are particularly risky on a two-stroke it is important to test for them. Unlike a four-stroke engine a two-stroke requires an air tight crank case to operate correctly. It is alternately under vacuum and compression during each cycle.

You can build one yourself for under $50. Here is how.

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News more_>

The Original 125 Dream Race

by Ron Smith on 08/25/2018

TSM is off to the premiere Two Stroke Motocross event in the NW. Check back and follow us on social media for updates!

125 Dream Race Hole Shot Challenge

And the winner of the 2018 Holeshot Challenge is...

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Editorials more_>

122+ hours on a piston?

by Ron Smith on 06/05/2018

Ever wonder what would happen if you just never changed your top end?

Wonder no more:

YZ250 Piston, damaged

 

 

 

 

 

Here is the rest of the story

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Race Recaps more_>

Nothing in that category yet, please check back soon!

Videos more_>

First Ride 2 Stroke Fuel Injection KTM 250 XC-W - Dirt Bike Magazine

by Ron Smith on 05/24/2017

Basic feature run down with some nice footage.

 

First Ride 2 Stroke Fuel Injection KTM 250 XC-W - Dirt Bike Magazine

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