An engine's displacement and compression ratio both play a big part in determining how much power it makes. Here's how the ...

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 ...

When comparing engine specs for nearly any combustion engine automobile, we see a number of variations available with differing outputs of horsepower and torque. We often have a choice of gasoline or ...

A political firestorm has been brewing in Formula 1 in recent weeks and months over whether engine manufacturers have found a loophole in the new 2026 technical regulations. Mercedes and Red Bull may ...

FIA introduces stricter engine testing to ensure 2026 power unit compliance under real conditions. Toto Wolff downplays compression ratio concerns, acknowledging Formula 1's political nature. Q3 ...

Bernie Collins, the former McLaren and Aston Martin figure turned Sky F1 pundit, highlighted a discrepancy between the upcoming hot compression ratio test, and actual engine temperatures. The new ‘hot ...

Swiss marine power company WinGD and marine engine manufacturer Hanwha Engine have produced the world's first X72DF-2.2 VCR engine equipped with Variable Compression Ratio technology. This ...