VTEC tagged posts

Honda has announced the Jade RS, equipped with the Japanese auto maker’s all-new 1.5L turbocharged 4-cylinder engine. This is the second model in Honda to receive this new engine (the first one is the Stepwgn which we have reported previously).

The Honda Jade is not sold in the US market, but you can consider it to be the wagon version of the Honda Civic (it does share the same platform as the Civic).

The 1.5L turbo engine in the Jade RS is rated at 147hp and 149 lb-ft of torque, and it is equipped with the VTEC and fuel direct injection technologies.

Honda has also confirmed the next generation Civic will also use this same turbo engine. Since the 1...

You probably do not know what does “engine valve technology” mean if you are not a car enthusiast. However, you may have already heard of terms like “VVT-i” (on Toyota cars), “VTEC” (for Honda), “VANOS” and “Valvetronic” (for BMW), “VarioCam” (Porsche). These are how each auto maker name its engine valve technology. In this article I would try to discuss some interesting stuffs about this topic.

The internal combustion engine in a modern automobile is a 4-stroke engine, and it has intake and exhaust valves. It is easy to imagine that the optimal timing of the open/close of the valves, should not be fixed under all workloads...