فنی‌مهندسی

... > machinery > engine > heat engine > internal combustion engine > automobile engine > small automobile engine

... > vehicle > ground vehicle > automobile > automobile parts and equipment > automobile engine > small automobile engine

... > equipment > vehicle parts and equipment > ground vehicle parts and equipment > automobile parts and equipment > automobile engine > small automobile engine

... > vehicle > vehicle parts and equipment > ground vehicle parts and equipment > automobile parts and equipment > automobile engine > small automobile engine