A single line in the technical regulations has sparked months of debate — here’s how the compression ratio saga unfolded and ...

Even before the 2026 calendar year has begun, the first controversy under F1's new ruleset has already surfaced. It concerns the engine regulations, and more specifically the compression ratio of the ...

The compression ratio battle is reaching crunch time.

Let us recap the latest F1 news headlines, as the final non-race weekend of the winter comes to a close.

With the combustion chamber being the root of all horsepower, it only makes sense that you start spec'ing an engine build there. One of the key variables in engine building is compression ratio, or ...

Mercedes will not challenge the outcome as the FIA’s compression ratio e-vote reaches its ...

The FIA has announced a timeline to address the ongoing controversy surrounding the Mercedes engine “loophole.” In a press release, the sport’s governing body confirmed that votes have been submitted ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...

With every passing day the Mule provides opportunities beyond our original expectations. Since the 467ci engine belongs to HPP editor Tom DeMauro, it is at our beck and call. This affords HPP the ...

GM Powertrain engineer John Rydzewski explains many of the features in the 2014 LT1 Corvette engine, including direct injection, continuous variable valve control, the rotating assembly, engine block, ...