500 horsepower snowmobile, by Larry Shinoda... wonder how it turned out? Obviously didn't catch on.

Larry Shinoda designed vehicles

With Gurney Westlake 520hp V8 engine, it was capable of 150mph. The original design for this was done on the napkins at a hamburger restaurant.

Econoline ‘Kilimanjaro’ safari van, 1969 show car. Front wheel drive

1969 Ford Mach II design

1969 car show Torino Super Cobra front and back

via: http://deansgarage.com/