Fs2004 - Captain Sim Legendary C-130 Pro ((link))

Visually, the aircraft was a masterpiece of 2004 technology. The exterior model featured high-resolution textures that showcased every rivet, panel line, and weathering mark. What truly set it apart, however, were the animations. The package included a fully animated cargo ramp and door, paratroop doors, and even ground equipment like chocks and power units. Inside the cockpit, the Virtual Cockpit (VC) was a revelation. Every switch was clickable, and the smooth gauge movement provided a sense of "being there" that was rare in the FS2004 landscape.

Note: Captain Sim has since moved on to MSFS and P3D, but their old FS9 support forums (archived) are still accessible. The final service pack (v1.2) is essential; it fixed the fuel crossfeed logic and the autopilot oscillation bug. FS2004 - Captain Sim Legendary C-130 Pro

At the time of release, this was considered a resource-intensive add-on. Visually, the aircraft was a masterpiece of 2004 technology