What does Twinport mean on a Vauxhall Corsa?

What does Twinport mean on a Vauxhall Corsa?

Twinport is a system which, under part load conditions, partially blocks one of the two branches of the inlet manifold upstream of each cylinder, near to the inlet valve. The extra inlet air turbulence allows the greater use of EGR without the engine mis-firing.

Is the Vauxhall Corsa a reliable car?

Vauxhall Corsas are considered above average for reliability, especially for general driving. Of course, the design means you can’t expect to rev down the motorway, matching the high-end sports cars for speed, but this isn’t why people purchase a Corsa. Instead, they purchase it because it is a dependable model.

What is Vauxhall Twinport?

Twinport technology is now found in a number of Vauxhalls smaller engines and it works on the basic premise that a variable length intake manifold and high rates of exhaust gas recirculation allow the twin demands of engine breathing efficiency and low emissions to be met.

What does Twinport mean Astra?

Each of the two inlet valves per cylinder has their own port (hence “twinport”). Under light/medium throttle and low/moderate engine speeds, one of the ports for each cylinder is closed off by flaps which increases the gasflow in the other ports, which is good for economy, emissions and torque.

Are Vauxhall engines reliable?

Vauxhall make pretty reliable cars, yes. They came fourth in the Telegraph’s top 20 brands for reliability, with 90 problems per 100 vehicles. They came ninth last year with 98 problems per 100 vehicles, so not only have they done extremely well, they are also improving.

Which Vauxhall Corsa is best?

The Vauxhall Corsa Elite, as the name would suggest, brings an added air of quality to the range compared to the entry-level SE. That’s not to say the SE is cheap-feeling or basic – we believe it to be the best value for money model.

What does Twinport mean on a Vauxhall Meriva?

It’s all achieved with the aid of Vauxhall’s Twinport technology. It’s a clever system that recycles exhaust gasses containing unburnt fuel back into the engine.