Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

BMW supercars

By Tim Pollard 29 July 2008 09:00 For a company that calls itself a purveyor of 'ultimate driving machines', it hasn't much form in the supercar arena. However, its one real entry is one hell of an effort. The '70s M1 was a mid-engined brute that mixed a mid-engine straight six with scintillating looks and a razor-sharp drive.

Missing oil changes is false economy

TRYING TO SAVE money on motoring costs by not changing a car’s oil is risking a false economy as it could lead to more wear and fuel consumption, according to Two-thirds (65%) of British drivers admitted they have not changed the oil in their car in the last 12 months, with the same number admitting they buy oil for their car based solely on price. The same study by Mobil 1 also showed only 45% of drivers knew when their car’s scheduled service intervals were, while 15% said they would cut back on servicing to save money. Dan McGoldrick, of Mobil 1, said: ‘Choosing the right oil for your car is vital as it means both the lubricant and the engine will last longer, so you’re saving in the long term.’ Tim Shallcross, Head of Technical Policy at the Institute of Advanced Motorists, added: ‘Apart from lubricating the engine, oil has the important job of absorbing harmful by-products given off by the burning fuel.

"Carry-on" engine will power Le Mans racer

NISSAN will this year compete in the famous Le Mans 24-hour race using a revolutionary 1.5-litre, 400bhp engine that’s small enough to qualify as carry-on luggage. The astonishing new technology produces more power per kilogram of engine weight than the 2014 Formula 1 engines, and what’s more it’s set to lead to road car technology. And while the engine block is too heavy to take onto a plane as hand luggage, its 50cm height, 40cm length and 20cm width makes it small enough.