The GM Firebird III Gas Turbine Car

GM Firebird lll Gas Turbine Car 1

The General Motors Firebird lll gas turbine car was a concept developed in 1958 as a progression of the Firebird I and Firebird II vehicles. None of these cars were intended for mass production, instead they were a testing ground for new technologies and drivetrains. The Firebird III was developed with a gas turbine drive…

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U-boat Blueprints

German UBoat Submarine Blueprint #1

In the post-WWII years Winston Churchill once famously said “The only thing that really frightened me during the war was the U-boat peril”, this was largely because of how reliant Britain was on supplies, manpower and equipment from Canada, the USA, Australia and further afield. If Hitler had successfully managed to close off the resupply…

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Top 5 Vintage Motorcycles On eBay This Week

vintage motorcycle

This week we found a great cross-section of motorcycles, including a one-off Cheney-Baja and an increasingly rare X90. We focussed on affordability this week, and at the time of writing all of these bikes are listed as $5000 USD or less – making them affordable to almost anyone who’s in the market for a vintage…

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Seven by LC Fabrications


LC Fabrications is run by a quietly talented man by the name of Jeremy Cupp. Jeremy sends me an email every now and then with news of his latest build, and it always takes me a minute or two to figure out what I’m looking at because so much of the bike is fabricated from…

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Ferrari F40 LM


The Ferrari F40 LM is almost certainly the most red-blooded example of what many consider to be the most red-blooded supercar ever made. Ferrari introduced the F40 in 1987, it was to be the last car ever personally approved and overseen by Enzo Ferrari. Just 19 Ferrari F40 LMs were created by Michelotto, and each had full…

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Adler Trumpf Rennlimousine


The Adler Trumpf Rennlimousine is an automobile that was decade or more ahead of its time, its design influenced the creation of the Porsche 356 and the engineering under its skin was revolutionary for the 1930s. The design of the Trumpf Rennlimousine was largely the result of work completed by German aerodynamicist Paul Jaray. He…

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Porsche 959 Komfort


The Porsche 959 is famous for many things, but in the United States it’s probably most famous for the fact that it was illegal to import until 1999. During the model’s development Porsche refused to provide the United States Department of Transportation with the four complete 959s they needed for crash testing – and so…

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The Amazing Brennan Helicopter


The Brennan Helicopter was the brainchild of British inventor Louis Philip Brennan, a man who had been fascinated with the concept of the helicopter and had been developing his own designs since 1884. Perhaps his greatest innovation was the development of a flight-capable rotating wing aircraft that used twin propellers attached to the helicopter blades…

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The Sound Barrier – Documentary

The Sound Barrier - Documentary

The Sound Barrier is an interesting look back at the time before supersonic flight was achieved, or even really understood. Years before Chuck Yeager became the first man to achieve controlled faster than sound flight, pilots during World War II who approached the barrier would lose control as airflow over the wing became unpredictable. The…

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Ducati Leggero


The Ducati Leggero series of custom performance motorcycles by iconic builder Walt Siegl are a function-first example of what can be done with a Ducati 900SS – if you happen to have one lying around. Walt is a man who needs no introduction, he’s an engineer who designs his own lightweight trellis frames and hand-forms…

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Motorized V-Twin Roller Skates

motorized roller skates

We received these remarkable images last week along with the below article, it originally appeared in the General Automobile-Newspaper on the 25th of February 1912. I’d never seen a V-twin roller skate before and I’m willing to bet that many of you haven’t either, these are from the very earliest days of the automobile and…

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1927 Ace 1229cc Four


The Ace Motor Corporation was an American motorcycle manufacturer that had a short life, but a profound impact on engine design – especially for the Indian Motorcycle Manufacturing Company who acquired Ace in 1927. Ace was started by William G. Henderson in 1919, he’d sold his first motorcycle company (Henderson) to Excelsior in 1917, and…

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