Metal-matrix nano-composites

Monday, August 18, 2014
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Metal-matrix composites (MMCs) have suffered from a couple of problems in motorsport. The first is that there have been restrictive regulations banning such materials, either explicitly or via a limit on specific modulus (the ratio of elastic modulus... read more

Microprofiled bearings

Monday, August 18, 2014
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The intense competition to win, be it on the racetrack or in car dealer showrooms, is pushing the design of the internal combustion engine to even greater extremes. To save weight, engines are kept short, crankshaft journals need to be narrower and, ... read more
Tags :  bearings

Valve overlap

Monday, August 18, 2014
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I can’t remember precisely when I first saw an engine camshaft or heard the word ‘overlap’, but I can only assume it must have been while I was still in short trousers. I do remember though my father taking the engine out of our car... read more
Tags :  camshafts

Coatings for electrical insulation

Monday, August 18, 2014
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At the top levels of motorsport power unit design, the current focus seems to be on making smaller engines and improving efficiency. Simply put, we want more performance from less fuel. This is true not only for our day-to-day motoring but for Formul... read more
Tags :  coatings

The Commer Double Knocker

Monday, August 18, 2014
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This article is unusual in that it looks at a concept that will almost certainly never be applied to a race engine but is technically interesting enough to merit examination. In the 1950s a British truck maker made a production engine the likes of wh... read more
Tags :  con-rods

The plastic intercooler

Monday, August 18, 2014
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Modern engine intake air intercoolers are almost exclusively made from aluminium alloy. However, although aluminium has been chosen for its ability to dissipate heat efficiently rather than any other quality, this apparently unassailable characterist... read more
Tags :  coolant-system

Racecar connector coating materials

Monday, August 18, 2014
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The use of electrical or electronic systems in vehicles has never been greater. Like it or not, with the increasing sophistication of control brought about by more prescriptive regulatory demands or demands for even greater fuel savings, the role of ... read more
Tags :  electronics

Cylinder liner clamping concepts

Monday, August 18, 2014
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Engines that use so-called wet liners/sleeves have advantages over those that use dry liners (press-in liners in machined block material) or a parent bore (cylinder bore directly in the block’s base material). For engines with wet liners, vario... read more
Tags :  engine-structure
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