The importance of washers

Friday, April 05, 2013
Comments (0)

In a bolted joint, the design of the fasteners is responsible for the proportion of the service load borne by the fastener, and the theoretical ratio of torque or tightening angle to load is influenced strongly by the dimensions of the nuts, bolts an... read more
Tags :  fasteners

The fuel pump

Friday, April 05, 2013
Comments (0)

The function of the fuel supply system in the spark-ignition engine is simple: to supply the correct volume of fuel at the correct pressure appropriate to the method of engine fuelling used. In the case of a carburettor, for instance, this might mean... read more
Tags :  fuel-system

Supercharger talk

Friday, April 05, 2013
Comments (0)

The idea of boosting engine performance by increasing the density of the intake charge is nothing new. Compensating for poorly designed intake systems may have been the reasoning for their use in the late 19th/early 20th century period, but these day... read more
Tags :  induction-system

Turbocharger lubrication

Friday, April 05, 2013
Comments (1)

Thanks to the constant push from legislators towards greater fuel economy and lower emissions, turbo-supercharging is back in vogue with mainstream vehicle manufacturers. The result is that forced-induction engines such as the Ford EcoBoost range are... read more
Tags :  oil-system

Peening

Friday, April 05, 2013
Comments (0)

Those of you who have read previous articles of mine on surface treatments may have noted a point that I have continually stressed – that residual compressive stresses can have a very beneficial effect on a component’s endurance. One of t... read more

Engine pressure transducers

Friday, April 05, 2013
Comments (0)

Pressure sensors are an integral part of advanced engine testing systems, particularly those used to measure in-cylinder combustion pressures. These provide an invaluable insight into the efficiency of the combustion process and are a vital tool for ... read more
Tags :  test-equipment

Clutch materials

Friday, April 05, 2013
Comments (0)

Regardless of the racing series, almost every racecar in the world will feature a clutch. However, the friction materials used in these clutches will differ radically depending on the torque and power delivery characteristics of the engine. So what a... read more
Tags :  transmission

Valve springs – surface treatments

Friday, April 05, 2013
Comments (0)

Valve springs are often the most highly stressed parts in any race engine. While some types of race engine don’t have valve springs – two-stroke, Wankel, four-stroke desmodromic or four-stroke with pneumatic valve return – most of t... read more
Tags :  valvetrain
Previous 1 2