Steam Locomotive K4 Pacific

**Perfil de Impresión Estándar - BIQU B1**
- Thin Walls: Yes
- Skirt: 6 lines (1 layer high)
- Support Angle: 40°
- Support Density: 1
- Interface Height: 0.05mm
- Tree Support: Ø1.5mm branches / Ø2.5mm base
- Tree Top Rate: 1

The K4 Pacific is a 4-6-2 steam locomotive designed for fast mainline passenger service. With a powerful boiler, smooth handling, and reliable performance, it became one of the most successful and iconic American express engines of its era.