As technology has advanced, so has the ability to make big horsepower with relatively small-displacement engines. With superchargers and turbochargers becoming more popular, people are achieving power ...

When last we left off, Rywire had completed the wiring and electronics for Bisimoto's Wagovan. He incorporated the MSD 2351 Programmable Fuel Pump booster, AEM water/methanol kit and AEM V2 DataStream ...

I know of a Toyota Vitz and a Subaru Forester that are equipped with water-methanol injection kits. Could you explain how these kits work, how they can be installed, and how much they might cost?

Pushing the limits is in the nature of every gearhead. How much cam can you run? How big of a carb can you get away with? How much compression will pump gas hold? Those aren't just simple questions ...

It's a rare thing when a magazine tests the exact same product twice, but that's exactly what we're doing here. Back in our Aug. '11 issue ["Hooked On Meth"], we installed and dyno tested a Snow ...