The Kneeslider

Doers Builders and Positive People

Honda XR600 9 Cylinder Radial Engine Progress Continues

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A thing of beauty is a joy to behold and this is certainly mechanical beauty. Some new photos just arrived from down under, courtesy of Ian Drysdale, who is working on this marvelous 9 cylinder radial engine with Russell Sutton, using Honda XR600 top ends. We've written about this project twice before which began back in 2008 and the in-progress photos show it's well along … [Read more...]

BMW Motorcycle with 694cc Homemade V8 Engine

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There's an amazing amount of skill residing out there in home workshops, a great example is this BMW with a 694cc homemade cross plane V8 engine from two inline fours. According to the builder, the crankcase was machined out of a solid piece of aluminum and he machined his own cross plane crankshaft. He made new cams because the timing was wrong for a V8 and he reversed the … [Read more...]

1947 Water Cooled Drake Harley Davidson Knucklehead Engine

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A couple of years ago, there was a midget racer with a Drake water cooled Harley Davidson engine for sale. The car looked really nice but you could barely see the engine. I just noticed, there is another one of these for sale, but this time the car is all apart and the engine is shown very clearly. The cylinders are completely covered in water jackets with all of the … [Read more...]

Transonic Supercritical Fuel Injection – Improves Efficiency 50 to 75 Percent

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Transonic Supercritical Fuel Injection is another technical advancement for the internal combustion engine that shows rather startling gains in efficiency, 50 to 75 percent! "A test vehicle the size and weight of a Toyota Prius (but without hybrid propulsion) showed 64 miles per gallon for highway driving." That beats the hybrid. Transonic Combustion, the company working on … [Read more...]

Gunnar Sorensen Master Builder

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Gunnar Sorensen builds motorcycles, ... and cars, and boats, and 1/4 scale engines and ... most anything he really wants to. Gunnar has an amazing skill set, his work speaks for itself. He, like many who are entranced by the technical world, is not limited to one segment, but instead works his magic on a wide variety of vehicles and machines. The Great Dane is a 3 year … [Read more...]

Hill Climb Special by Chris Barber

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Chris Barber is no stranger to The Kneeslider, having had both his Desmohog Harley/Ducati hybrid engined bike and Alfabike featured here previously. His latest endeavour is a bike build which is a reaction to the increasing number of board track inspired customs being built at the moment. In his own words, “board trackers are so 2009 so I’m calling this the ‘30s Hill … [Read more...]