Cylinder Head Porting Cummins 24 valve common rail diesel engine —testing Performance Diesel machine
A560 5-Axis CNC Articulating-Head Porting Machine - high-speed cylinder head porting, digitize and port intake and exhaust ports and combustion chambers...
Diesel Engine Packages
13 Popular Modifications to Increase Horsepower in a Diesel Engine | Big Bear Engine Company
Going the Extra Mile with Cylinder Head Porting - Engine Builder Magazine