Making of the Hennepin Crawler (photos)

Crave inaugurates its DIY Weekend series with a look at the Hennepin Crawler, a funky (and functional) four-wheel art car that took six months to build.

Here, a recycled swing bench seat sits atop the giant rear wheels awaiting its padding base.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"

Members of Krank-Boom-Clank, a kinetic industrial arts collective in Santa Rosa, Calif., cut knobby 26-inch mountain bike tires and attached them to the outside of the Crawler's big wheels.

Read more in our related article: DIY Weekend: Mutant four-wheeler for road, rail"

Krank-Boom-Clank member Clifford Hill removes the "beads" from bike tires so they can be stretched over the big wheels.

Read more in our related article: DIY Weekend: Mutant four-wheeler for road, rail"

As with an antique boat, a drum is attached to cable to steer the front tires. Krank-Boom-Clank used about 90 percent found parts to make its contraption.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"

Tightening the wheel spokes evenly required many turns. The Hennepin Crawler can handle both street and limited railroad-track cruising.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"

David Farish, one of four creators of the Crawler, messes with the drum steering assembly.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"

A rear view of the discarded free-standing yard hammock frame that was used as the frame for the Hennepin Crawler.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"

A shot of the transfer axle, starting with the pillow block and stretching down the axle that transfers pedal power from four riders to a single motorcycle chain for driving the main axle.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"

Crawler creators (clockwise, from top left) Dan Kirby, Clifford Hill, David Farish, and Skye Barnett pose with their completed creation.

Read more in our related article: "DIY Weekend: Mutant four-wheeler for road, rail"