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 ...

Vehicles, like every other mechanical body of work that has ever been put together, require regular maintenance to stay in optimal shape. The magic is in the boring details; Routine procedures like ...

Formula 1 manufacturers have approved changes to the engine testing rules for 2026 following the compression ratio row that has lasted through the offseason. In December, it emerged that Mercedes had ...

High output engines were once expected to run reliably for hundreds of thousands of miles if owners kept up with basic maintenance. Yet a growing number of modern performance powertrains are suffering ...