Casting porosity

Wednesday, November 10, 2010
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As anyone who has ever built and tested prototype engines will vouch, apart from not getting the thing to fire and run, the next nightmare is the steady drip, drip, drip of a fluid on the dyno test bed's undertray. Large leaks - whether oil or coola... read more
Tags :  engine-structure

Composite fasteners

Wednesday, November 10, 2010
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In a recent article, the subject of using fasteners for composite components was discussed. The number of components for which composites are considered is increasing considerably, and in some race series their use is limited by regulations. There a... read more
Tags :  fasteners

Respondez s'il vous plait

Wednesday, November 10, 2010
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We've all received them at some time in our lives. That invitation to so-and-so's wedding that spreads mild panic in the household. A new outfit for the wife, a few modifications to the waistband of that old suit of mine, and the prospect of being aw... read more
Tags :  fuel-system

Pump gear teeth

Wednesday, November 10, 2010
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What is the difference between a gear tooth in a gearbox and that in an oil pump? In case you were expecting some form of witty answer I'm afraid I'll have to disappoint you. For although at first glance the two might appear to be the same, in realit... read more
Tags :  oil-system

Avoiding piston skirt wear

Wednesday, November 10, 2010
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One series where engines see tumultuous life is the World of Outlaws winged sprint car campaign in the US, with 60 contests coast to coast that keep competitors far away from their engine builders - sometimes for a month or more. So to help their cu... read more
Tags :  pistons-rings

The Napier ring

Wednesday, November 10, 2010
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Mention the word 'Napier' to many people and the chances are you will be met with a quizzical stare. To some, mainly engineers and scientists with an interest in history, they will talk of John Napier, the 16th century scholar and inventor of logarit... read more
Tags :  pistons-rings

Surface treatments for magnesium

Wednesday, November 10, 2010
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In a previous article, I discussed some of the merits of using magnesium alloys in race engines. This isn't an original train of thought; the use of magnesium was widespread in different forms of motor racing more than 50 years ago, and the car and m... read more

Humidity - forget it?

Wednesday, November 10, 2010
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In my younger days, when fuel injection was but a luxury and the roads were less crowded, the journey to work was always so much more enjoyable in the foggy early morning light than at any other time. The engine in my transport - a high-compression '... read more
Tags :  test-equipment

More on bike-engined cars

Wednesday, November 10, 2010
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In the previous article on this subject, I looked at a reversing differential for a bike-engined car where the engine is mounted longitudinally. Many bike-engined cars are configured with the engine mounted transversely, as it is in the motorcycle fr... read more
Tags :  transmission
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