Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

We all know that maintaining a vehicle is one of the most valuable things you can spend on to avoid long stints at the shop. Still, there are common shortcuts that almost all gearheads take to ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Electronic fuel injection is better for its efficiency, but installing it in a car that wasn't built for it requires ...

Prior to joining TopSpeed, John held senior editorial positions at Autoblog and Winding Road, with his work also appearing on Motor1, Hagerty, Carsfancy, Autoline After Hours, and other outlets. John ...

We may receive a commission on purchases made from links. In nearly 40 years of working on my own cars, I've been exposed to a staggering variety of products that promised to make vehicles more ...