The emulsion tube

Tuesday, September 30, 2014
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When it comes to carburettors there are essentially two types each working on differing principles –the constant depression device or that of the fixed venturi, sometimes referred to as fixed jet. Because of their simplicity and ease of setting... read more
Tags :  fuel-system

The fuel tank and ethanol

Monday, August 18, 2014
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The use of ethanol in gasoline fuel has many benefits. Apart from its characteristics as an oxygenate and high-octane blending component, reducing the net amount of carbon dioxide into the atmosphere is clearly one of them. But while farmers have ben... read more
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Feeding the beast

Wednesday, July 09, 2014
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The fuel injector is an electromagnetically controlled device designed to meter fuel to the engine, and at the same time offer it in a form such that it can be readily combusted. Presented in this way, the task of the injector would therefore seem to... read more
Tags :  fuel-system

Diesel fuel filtration

Thursday, May 08, 2014
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In the search for engine performance – whether it is more power, better fuel economy or cleaner exhaust gases – the overriding direction irrespective of fuel type is one of higher fuel injection pressures. In a typical gasoline direct inj... read more
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The mechanical fuel pump

Thursday, March 27, 2014
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In the modern electronic world it is sometimes hard to believe that fuel injection systems in the higher echelons of motorsport, even as recently as the early 1980s, were totally mechanical in nature. One such system that is still in regular use ever... read more
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Oxygenates

Wednesday, February 19, 2014
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The primary objective of any race engine is to produce power – preferably lots of it – but to do so a number of factors need to be in place. Clearly it needs a plentiful supply of oxygen, so the engine should be designed to gulp as much a... read more
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On-demand fuelling

Wednesday, January 08, 2014
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The best businesses, so we are told, are those that provide customers with precisely what they want at precisely the time they need it. ‘Just in time’ was the mantra of the 1990s automotive industry, and with it came the complexities of s... read more
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Plumbing the depths

Monday, December 02, 2013
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Readers of my recent RET-Monitor on electrics will know of the trials and tribulations of the fuel system on a certain track car. Having solved that particular issue, and with the season coming to a close, the owner thought it advisable to review the... read more
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Carburettor progression

Monday, October 07, 2013
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Back when petrol in the UK cost the equivalent of about 30p in current money and the Beatles were top of the music charts, the fixed-choke carburettor – particularly that of the DCOE – was most definitely king. Affectionately known as &ls... read more
Tags :  fuel-system
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