Ryan Cleary ownes a very powerful Arctic Cat snowmobile called “Death Wish Freak Show”. The custom snowmobile is powered by a 5.3 L LSx V8 (Vortec 5300) from a Silverado truck with a turbocharger running 8 psi of boost. A similar setup can produce between 500-600 horsepower. Behind the engine sits a Powerglide two-speed transmission. The snowmobile went 137.6 mph at a drag race event in Wisconsin.
Source: Havel Auto Service