Do you drool over diesels? Well, if you’d like to convert your gas-powered rig to diesel power, there are actually a surprising number of companies that specialize in these conversions. Some offer ...

Diesel Conversion Specialist is offering a Cummins kit to repower Ford trucks with 6.4L Power Stroke engines. The kit includes a 5.9L Cummins engine in 12-valve, 24-valve or common rail configuration.

Swapping a manual transmission into a Mercedes 300SD turbodiesel transforms how this classic drives. Here’s what the conversion involves, why it changes the car completely, and whether it’s worth ...