Today a lot of street-legal vehicles and off-road rigs run modern coil spring suspensions. Coil springs in their various formats have a number of advantages over traditional leaf springs and torsion ...

Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong. When a coil starts to fail, the symptoms can look like fuel problems, ...

Just like spark plugs, ignition coils can wear down and become faulty over time. There are many common signs that an ignition coil is getting bad, but one obvious sign is an engine misfire, typically ...

You're hunched over the engine with your wrist painfully contorted, wishing you were Mr. Fantastic. You've finally removed broken spark plug number four and then the intrusive thought hits. "Should I ...

NOWHERE I'm afraid. When you modify a vehicle by fitting aftermarket springs you are deviating from the manufacturer's specification and taking responsibility for that modification yourself. You ...

Leaf springs are treated like archaic tech, as they aren’t found under any of the latest industry-leading performance cars, and are often used as a point of reference that shows how “dated” a ...

Automotive design has come a long way since Karl Benz designed the Patent Motorwagen in the late 1800s, and Henry Ford brought the T-4 powered Model T to the masses in 1908. Those early cars were ...

One of the primary topics of conversation within the pages of Four Wheeler, as well out on the Internet and amongst wheeling enthusiasts, is suspension. Suspension is one of the most important aspects ...