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Roadkill Customs Live. Build. Drive Blog | Under the Hood
Exploring Creative Automotive Design, Innovative Fabrication, Inventive Techniques, Custom Cars and Trucks and Hot Rod Culture

Sunday, August 19, 2012

How Differential Gears Work

How Differential Gears Work

I got into a discussion some time ago about welding a rear-end on a street vehicle – It became clear that the guy I was discussing this with did not fully understand how a differential works. The video below was made in the 1930's or so and is the best explanation I have seen to date.

The guy I was talking with was a young hot rodder and had heard that welding the rear-end really helps a ride "hook-up", but that's all he knew. No one had explained why this would be a bad idea on the street, and once he understood what purpose the differential serves, he saw the light. My guess is that he'll someday be able to share this same knowledge with a fellow young hot rodder, and also do more research on his own and teach himself something, and that I can get behind.

View Full Story: "How Differential Gears Work"

Friday, July 27, 2012

Rebuilding a Triumph Spitfire engine in less than three minutes...

Rebuilding a Triumph Spitfire engine in less than three minutes...

After his Triumph Spitfire engine crashed, this resourceful gearhead purchased a used engine from a seller on eBay Motors. Wisely, he chose to photograph the entire teardown so he had a reference to remember how everything went back together. He then realized it would be quite cool to make it an animation - from stripping its thousands of parts, cleaning them, to completely reassembling the entire engine again - and this is the result...



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