If you want to squeeze more power out of a 24-valve diesel Cummins engine, you might want to change out its fuel-injection pump with the P-pump conversion kit.

AB 2046 would legalize EPA‑approved E‑85 conversion kits in California and has advanced out of a key committee — supporters ...

A proposed California Assembly Bill would allow drivers to install conversion kits to use cheaper E85 fuel as gas prices ...

Classic cars are, for now, excluded from the stringent emission regulations that threaten the internal combustion engine’s future. Nevertheless, many iconic car owners want to stay ahead of time and ...