Tag: rotax
In Case You Missed It
Around the Patch
Editor in Chief Marc Cook finds himself in the unique position of being able to compare performance of his GlaStar Sportsman with two different Hartzell props.
Air Power
The art of porting cylinder heads, whether by hand or by CNC machine, is a valuable part of blueprinting detailed engine builds or overhauls, and surprisingly subtle changes can determine how efficiently the engine will breathe.