Answer:High-end experts like turbocharging guru Ken Duttweiler and EFI University's Ben Strader have spent countless hours on the dyno and in the lab playing with fuel-injector location and angle.

The key ingredient to maximizing the peak performance of a diesel engine is increasing the amount of diesel being burned. On old mechanical-injection engines, the only way to do this was to modify the ...

If you were to talk to diesel manufacturers, they would say the majority of the cost in the engine is found in the fuel system. On a mechanical-injection diesel, this consists of the injection pump ...