Any guy who's had to change the coil springs in his vehicle knows the potential hazards involved in doing this job. What can make the task even more hazardous is when there's no weight on the vehicle.

The most useful suspension-adjustment gizmo in the toolbox could pass for an abused screwdriver. From the smooth, steel handle and oddly angled tip, Race Tech's Shock Preload Adjusting Tool hardly ...

Airborne Flying Services of Hot Springs, Ark., developed and now offers the Valve Wizard, a set of three valve spring compressor tools for Lycoming O-235, O-290, IO/O-320, IO/O-360, AEIO-360, O-435, ...