Hello Aspirant I am telling you the top most mechanical engineering college. 

1. Indian Institute of Technology Bombay(IIT Bombay). 

2. Indian Institute of Technology Delhi(IIT Delhi). 

3. Indian Institute of Technology kanpur(IIT Kanpur). 

4. Indian Institute of Technology Madras (IIT Madras). 

I hope this will help you. 

Hello,

The top mechanical engineering colleges are:

• Indian Institute of Technology Bombay (IIT Bombay)
• Indian Institute of Technology Delhi (IIT Delhi)
• Indian Institute of Technology Kanpur (IIT Kanpur)
• Indian Institute of Technology Madras (IIT Madras)
• Indian Institute of Technology Roorkee (IIT Roorkee)
• Birla Institute of Technology and Science (BITS-Pilani)
• Indian Institute of Technology – Banaras Hindu University (IIT-BHU)
• Indian Institute of Technology (IIT Guwahati)
• National Institute of Technology, Tiruchirappalli
• Indian School of Mines (ISM)