Strictly defined, compression ratio is the total volume above the piston at bottom dead center (BDC), divided by the total volume above the piston at top dead center (TDC). First, let's look at the ...

We might be covering ground that's well trampled for many, but the static compression ratio of an engine is simple to understand: it's all the volume of a cylinder above the compression ring at Bottom ...

A revised test at 130°C aims to end off-season speculation — but could shift the debate into 2027.

The FIA has issued a statement on the status of the compression ratio ...

Engine compression ratios have become a hot topic ...