Collaboration With Renewable Fuels Company HIF Global RUF is collaborating with HIF Global to explore the role of renewable e-Fuels in the future of high-performance internal combustion engines.

During Monterey Car Week, RUF’s new vehicles—including the EHRA—were powered by HIF e-Fuels, demonstrating the compatibility of synthetic renewable fuels with modern high-performance powertrains.

HIF e-Fuels are produced using renewable electricity, hydrogen and recycled CO₂. Renewable electricity is used to produce hydrogen through electrolysis, while CO₂ is captured and combined with the hydrogen through synthesis processes to produce liquid hydrocarbons. The resulting e-Fuels are designed to be chemically equivalent to conventional fuels.

This is particularly relevant from an engineering perspective. Unlike alternative energy carriers that require fundamental changes to vehicle architecture, e-Fuels can be used in existing internal combustion engines without requiring modifications to the powertrain. They can also utilize existing fuel storage, transportation and refueling infrastructure.

For RUF, this compatibility extends across generations of vehicles. The same fundamental fuel concept can support both newly developed high-performance engines and existing combustion-powered automobiles, providing a potential pathway for preserving the usability of historic vehicles alongside the continued development of new combustion technology.

The internal combustion engine remains central to RUF engineering. Its power density, packaging, mechanical characteristics and immediate energy availability continue to make it particularly suited to high-performance applications. Renewable e-Fuels introduce another dimension to that development: rather than replacing the combustion engine, the composition and origin of its fuel can be reconsidered.

The collaboration between RUF and HIF Global therefore brings together two complementary areas of engineering—advanced high-performance powertrain development and renewable fuel production—with the objective of demonstrating how combustion technology can continue to evolve.