Featured Story

Two Stroke Top End Rebuilding – TSM Tech

Two Stroke Top End Rebuilding – TSM Tech

By Charles Owens • on January 19, 2012

Top-end rebuilding is the most frequent and costly service routine on two-stroke dirt bikes. Every year, dirt bike riders waste loads of money on top-end parts that didn?t need to be replaced, or make costly mistakes while performing repairs. This section will give you the dos and don?ts to easy top-end rebuilding, plus some tips that aren?t printed

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Editorial

Two Stroke IS Motocross

Two Stroke IS Motocross

By Charles Owens • on January 22, 2011

The sport of Motocross is suffering, the fans are diminishing. Why? Four Strokes. I’m sure many people will disagree with what I have to say, but

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Guest Editorial

Why Are Used 4-Strokes Cheaper Than 2-Strokes?

Why Are Used 4-Strokes Cheaper Than 2-Strokes?

By MXHideout • on December 6, 2011

You may or may not have noticed, but in my area, as well as many others in the United States, you can buy a used 4-stroke dirt bike of the same year as

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News

2012 AMA Supercross Series Schedule

2012 AMA Supercross Series Schedule

By Charles Owens • on January 1, 2012

The SX season has come again, are you as excited as we are?! We have put together a Supercross guide for you, including Broadcast times and channels. Bookmark

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Press Release

North American Two Stroke Championships (NATSC)

North American Two Stroke Championships (NATSC)

By Charles Owens • on August 21, 2011

Smoking section only! TSM is proud to be a part of the First Annual North American Two Stroke Championships!  

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Race Reports

2011 Mini O’s Live Timing and Scoring

2011 Mini O’s Live Timing and Scoring

By Charles Owens • on November 21, 2011

Schedule of Events: Nov 21-23 / Supercross Monday: Practice

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Reviews

TSM Sponsor Spotlight – MotorSportsTube.com

TSM Sponsor Spotlight – MotorSportsTube.com

By Charles Owens • on October 30, 2011

TSM is pleased to announce

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Stories

Nobody makes Two Strokes anymore? – MXA

Nobody makes Two Strokes anymore? – MXA

By Charles Owens • on February 3, 2011

Another great article from MXA. Why does MXA harp on two-strokes when Yamaha is the only Japanese manufacturer to make them? Dear MXA,     MXA is

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Tech

TSM Tech: Put a new style gas tank on your 96 to 01 YZ

TSM Tech: Put a new style gas tank on your 96 to 01 YZ

By Charles Owens • on July 23, 2011

If you are looking to freshen up your older YZ tank and shrouds, here’s how you do it.   Tools

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Tests

Dirt Rider – KTM 150 vs. 250F

Dirt Rider – KTM 150 vs. 250F

By JohnNicholas • on October 30, 2010

In the November 2010 issue of Dirt Rider magazine, they did a comparison test. Putting the two-stroke KTM 150 against the KTM 250F. The results are a bit

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TSM Interview

Catching up with KTM USA’s Mike Sleeter #111

Catching up with KTM USA’s Mike Sleeter #111

By Charles Owens • on December 15, 2010

Mike Sleeter is a guy with a full plate. Between managing KTM’s Amateur team and doing Research and Development for KTM’s new products in

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Weapons

OSSA 250/300 i – The future of Enduro?

OSSA 250/300 i – The future of Enduro?

By Charles Owens • on November 8, 2011

Ossa chose the EICMA show in Milan to present a prototype that will stand out in the Enduro discipline.     Milan,

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Other Headlines

2012 TM Racing Introduction

For 2012 the big news on the 2-Stroke front is the revised 125cc engine which features a new cylinder and cylinder head with an electronically controlled powervalve, the new powervalve system is operated

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2012 Gas Gas – Much more than BNG

The completely redesigned 2012 Gas Gas is much more than new body work.   After a very successful year of

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Cervantes touches another absolute triumph in Galicia – Gas Gas Race Results

Despite its great performance, finished second in the E2 class and at the Scratch.  A fall prevented Jordi Figueras fight

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North American Two Stroke Championship (NATSC) Race Recap

On September 16th – 18th  Sleepy Hollow MX Park in Frederickburg, PA held the 1st annual North American Two Stroke Championships. The weekend

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Ditching your two strokes carb for Port Fuel Injection

What happens when a GM Field Engineer with a passion for High Performance Two Strokes wants more power? You got it; he develops his own Port Fuel Injection System. Over the past few years, Richard Bruckner

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2012 Husaberg Introduction

A well informed rider would have known that Husaberg has been selling two-strokes in other parts of the world during the last year. Well for 2012 the brand is selling only two-strokes in the US. Why has

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Factory FMF/KTM Enduro Team Makes the Switch to Two Strokes

There is a lot of buzz about the 2012 KTM two-strokes and it’s not just the sound from the exhaust. The latest news making its way to the talk boards involves Factory FMF/KTM riders Cory Buttrick

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2012 Yamaha YZ 125 & 250

Rumors of the Yamaha two-strokes demise have been exaggerated; It may be BNG, but at least they provide an option

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Direct Injection and the Two Stroke

Oh no! Not another article about direct injection! Of all the subjects talked about on the TSM forums, DI is the one that brings out the most emotion. On one side you have the traditionalists that demand

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The Lost Decade, Part 4: The Aftermath.

Murphy Nichols was (as in past tense) a charming, three-year-old, one of six children of the Nichols clan in Caldwell, Idaho. His parents owned several ATV’s, and a Polaris 700 Sportsman. At one point,

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2012 KTM TWO-STROKES; THE 125 IS BACK!

Article from MXA. KTM upgrades the two-strokes again (they were new in 2011) and adds linkage, new graphics and engine mods KTM takes two-strokes seriously and it is showing in their sales charts—KTM

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Double podium for Cervantes in the Cordoba’s spanish race – Gas Gas Press

      Ivan repeated second in E2 and third in the Scratch while Jordi Figueras ends sixth in E3 after a

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The Lost Decade: Part III

Hello again, gang. Allow me to begin this installment by saying that four-stroke motocross bikes are just like attempting to use Miss Piggy in an adult movie; she’s going to make a lot of noise, and

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