Refer previous year cutoff of NIT Silchar with the given link

https://engineering.careers360.com/articles/jee-main-cutoff-for-nit-silchar

As you belongs to other state the chances seems very less

As per the previous year cutoff the chances are very less to get a seat in NIT Silchar.

however you can try for the state level counseling like Punjab, Haryana, MP Etc. To know your admission chances in JOSSA counseling & State counseling, You can use JEE Main college Predictor tool.

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Thank You