This is a complete 4-Cylinder Engine Assembly designed in SolidWorks, including detailed piston, connecting rod, and crankshaft model demotrates the full kinematic motion of a four-stroke engine and can be useful for engineering students, designe, and CAD Features:? Fully-assembled 4-cylinder engine? Detailed piston & connecting rod geometry? Realistic crankshaft mechanism? Clean part structure and organized mates? Smooth motion analysis setup? Ideal for study, animation, and modificationApplicatio:?? Mechanical design projects?? Kinematics study?? SolidWorks practice?? Automotive mechanism learning?? Motion simulation & animatioIf you download and find this useful, please LIKE & COMMENT—and feel free to share your improvements!