The absence of the Diesel Exhaust Fluid (DEF ... Cummins claims it also offers up to 10% better fuel economy over other gas-powered engines, depending on the duty cycle. The engine maker started ...

The GPFs fitted for emissions have the effect of reducing the tailpipe noise, so Ferrari developed an in-exhaust resonator that enhances engine noise ... latest issue of evo, we test three of ...

I flew 13,000 miles to drive the new Porsche 911 Carrera S, and weeks after the experience, I'm still smiling. Keep reading to find out why.

Three engines ... direct injection petrol engine comes with a low friction lightweight design turbocharger and intercooler with twin variable valve timing (on the intake and exhaust cycles ...

Before manned spaceflight, the Douglas D-558-2 Skyrocket was pushing boundaries at the edge of the atmosphere. In 1953, ...

which allow the engine to receive and more efficiently use nitromethane. Top Fuel dragsters are some of the most powerful racing cars ever made, and their continuing evolution has allowed each ...

Airbus has obtained European certification for the A350-900 fitted with enhanced-performance Rolls-Royce Trent XWB engines.

The Octane belongs to Cummins' HELM series, engines that are "fuel agnostic," and is a clean ... Going gas means you can ditch diesel exhaust fluid (DEF) tanks and emissions equipment while ...

That should fuel significant incremental demand for natural gas. This outlook is driving companies to lock up additional gas supplies to fuel their energy needs. That's allowing pipeline companies ...

petrol and hybrid cars). However, looking at figures from our current test programme, and despite diesel becoming substantially cleaner in recent years (thanks to the mandatory use of the exhaust ...