The Kneeslider

Doers Builders and Positive People

Duke Engines – 5 Cylinder 4 Stroke 3 Injector Valveless Axial Engine

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There have been a number of axial engines designed over the years with some similarities between them, but these examples from Duke Engines of New Zealand show a very impressive and well developed prototype. Arthur, one of our readers, spotted the engine on display at the recent EAA Airventure in Oshkosh, Wisconsin and thought you might be interested. The engine has 5 … [Read more...]

Mo2or Picks the Design for Their First Bike

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It was only a couple of months ago that we pointed you to Mo2or and their crowdsourced motorcycle design project. Many of you had reservations about how well it would work and I had a few of my own so it was interesting to hear from Steve Prichard, founder of the project, who wanted to give us an update. They had quite a few design submissions and the favorite was chosen by … [Read more...]

Wade Boyd Yamaha DTR1 at the Sacramento Mile

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Flat track racing is the home of Harley Davidson XR750s, they're born and bred for it, so what's this Yamaha R1 doing winning the race? Wade Boyd did just that this past weekend at the Sacramento Mile in one of the heats, and the video below shows some great racing where the R1 just reels in the Harleys on the straights only to be overtaken in the turns until the next straight … [Read more...]

Polaris Indian Number 1 Rolls Out for Test and Quality Checks

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The new combined Polaris Indian company rolled out their first bike at Spirit Lake, Iowa. The company says this unit will be used for extensive testing and evaluation. Regular production will begin on October 1st. Customers of the new Polaris owned Indian can feel confident the company will be around in the future which should contribute quite a bit to the growth of the … [Read more...]

Allen Millyard Kawasaki 5 Cylinder for Sale

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Well, you don't see one of these every day, an Allen Millyard custom Kawasaki 5 cylinder 2 stroke is currently for sale. Millyard is known for his engines, handbuilt multi cylinder variants of stock engines, in this case an 850cc 5 cylinder made from two 3 cylinder donor engines. The term handbuilt is exactly what it means, too, he does a lot of cutting and filing and mating … [Read more...]

Building a Motorcycle the Hard Way – Tangeras Verksted & Stoperi T900 Project Update

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When we last looked in on John TangerÃ¥s, he showed us the beginnings of his T900 project with lots of 3D printed parts for fitting and mold making plus some initial machining. He's been working steadily, but anything of this magnitude and complexity takes a lot of time. He's continuing his engine work with the intention of finishing that first instead of having half finished … [Read more...]