The book “A Text Book of Automobile Engineering” is designed to fill several needs as a text book for B. Sc Engineering Degree, Diploma in Engineering, and Diploma in Automobile Engineering. Basically, It has been written according to the new syllabus of B.Sc Engineering Degree; Diploma in Mechanical Engineering and Automobile Engineering framed by Chittagong University of Engineering and Technology, Bangladesh, Bangladesh University of Engineering and Technology, Bangladesh, as well as Poly technique students. It has been notice to all of respective the Reader''s that it is not a complete Book of Automobile''s. Just for who wants to know about Automobile Engineering fundamentally!!!!!!