V10 tagged posts

Why the Lexus LFA is a special supercar – part 2

In part 1, we reviewed the body construction of the LFA. Now let us take a look at its heart – the 1LR-GUE 4.8L V10 engine.

Some may criticize it does not has fuel direct injection. However let’s see what is the benefit of using direct injection.

By using direct injection, the internally sprayed liquid fuel can lower the cylinder’s temperature, therefore lower the possibility that the fuel to be ignited by the high engine temperature. Therefore, a higher cylinder compression ratio can be utilized, and the higher compression ratio can thus raises the output and lower fuel consumption...

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