John Zink Hamworthy Combustion in Tulsa has prototyped a new kind of 3D-printed fuel atomizer for tanker ships. Metal 3D printing is not replacing, but only adding to what the company is already doing ...

It's been nearly 20 years since the OEs fully transitioned to EFI, and aftermarket EFI systems are becoming more affordable and easier to tune by the day. Even so, the carburetor remains the fuel ...