Friday, Oct. 23, 2010. Inside of the Hibbert race shop. Two 600 stock engines pulled from their respective chassis, to be shipped to Speedwerx for the full-on horsepower squeeze.

Team Arctic grass drag racers once again tore into the big classes a week ago in Fremont, N.H. Here's the press release from Arctic Cat.

For the past several years, Kirk Hibbert has made a point of selecting the Sno Pro 600 race sled whose serial number ends with 68 for his son Tucker.

How does 142 mph on asphalt sound? It sounds like another speed record for the Z1 Turbo.

This is Pat Mach, fearless leader of the United States Cross-Country (USCC) and in many ways the savior of snowmobiling’s purest form of racing.