Your questions shows your interest in Motor bikes. Good that you notified your line of interest. Here are few ways which will help you.
Take up science group in in PUC. In India you have to take up BE ( Mech ) and should take up internship in any Mechanical engg company to support your knowledge on Engines. Eg TVS, Hyundai, Honda etc...
Out side India there are few universities which is offering BEng Motorcycle Engineering.
This is the structure
As one of the first degrees of its kind, this program will enable students to develop the specific expertise required in such areas as data acquisition and motorcycle dynamics for the design and development of the modern road and competition motorcycle. Students from this program have been involved with race teams from championships such as British Superbike and MotoGP, and Swansea Metropolitan University has excellent contacts in this growing industry. Graduate destinations include Yamaha Tech 3 Moto GP and Rizla Suzuki.
Applied Engineering Practice
Electronics and Microprocessors
CAD Materials and Processes
Motorcycle Chassis and Powertrain Technology
Engineering Business Skills and Techniques
Engine Design Performance and Thermodynamics
Structures Materials and Aerodynamics
CAD, Manufacture and Testing
Motorcycle Dynamics and Power and Transmission
Advanced Computer Methods
Engine Structural Design
Structure and Materials
There are crash courses available in Bangalore for 2 months I have shared the links below.
ALL THE BEST !!!!