Collection: DIY ENGINE BF

RW-L2 Retro Mini Inline Double Cylinder Steam Engine Model for 70-130cm Steamship 

RW-V2 Mini V-Shape Double Cylinder Steam Engine Model for 70-130cm Steamship

RW-V4 Mini V-Shape 4-Cylinder Reciprocating Steam Engine Model for 90-150cm Steamships

Retro Mini Three-Legged Oscillating Single-Cylinder Steam Engine Model

Steampunk Mechanical War Spider 3D Assembly Model Kit – Build Your Own Industrial Arachnid Artillery

Turbofan Engine Model Kit that Works - Build Your Own Turbofan Engine - TECHING 1/12 Full Metal Dual-Spool Turbofan Engine Model Kit 300+PCS

SKYMECHMAN 1/24 Scale A38X Turbofan Engine Model Kit - Build Your Own Turbofan Engine that Works

RW-BL1K Mini Reversible Reciprocating Single-Cylinder Live Steam Engine Kit with Boiler DIY Kit