What year did Cummins switch to 24V?
What year did Cummins switch to 24V? 1998.5-2002 24V Cummins (24 Valves) Specs In 1998, a revised version of the 2nd Gen Cummins was introduced. It retained the same body style, but big mechanical changes were made. The new 5.9L Cummins engine had 24 valves, or 4 valves per cylinder. Where does power come from in a Cummins 5.9 CR? The early 5.9 CR featured an 8-hole injector nozzle with a wide angle spray pattern, and there were two injection events per stroke: pilot (which injects a small amount of fuel to pre-heat the combustion chamber before ignition) and the...