Diesel engines operate at higher compression ratios than gasoline engines, and fuel is injected under much higher pressure. An injection pump, usually driven by a belt or chain linked to the ...

It’s been more than a decade since high-pressure common-rail technology revolutionized the diesel industry. With its first application appearing on the ’01 LB7 Duramax engine, it should come as no ...

Many '98 1/2 to '02 Dodge owners get fed up with their unreliable electronic VP44 injection pumps or simply want more power than the VP44 can produce. Recently, we ran across an extreme example-an '01 ...