Join me as I tackle the challenges of repairing and rebuilding my custom rotary valve engine after a dramatic failed start and heavy smoke. Watch the detailed disassembly, from removing the covers to ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...

Diagnose car problems without going to a mechanic with an auto code reader. Simply plug it into the car’s computer system, then interpret the trouble code readout to see what repairs you might need to ...