Learning Series

October 8, 2020 0

Understanding EFI fuel pump prime strategy…

By Ray Bohacz

Give me two seconds! Detroit abandoned the carburetor for fuel injection more than thirty years ago. Now, the same thing is happening with gasoline-powered agricultural engines. You will find electronic fuel injection on everything from a lawn tractor to an...

Collectors' Corner

August 17, 2020 0

The combustion seal: seal it up good!

By Ray Bohacz

Intake, compression, power, and exhaust are the four strokes of an Otto cycle engine design. Within the engineering community, the third stroke that laypeople identify as power is referenced to as expansion. That is what the combustible mixture does as...