Vatsal, 

Yes at 63K rank you can get colleges in CSAB that is special round but not in Josaa( you may get it but it is difficult) 

Colleges you can get are

• BIT MESRA PRODUCTION ENGINEERING 
• BIT MESRA METALLURGY 
• NIT JALANDHAR TEXTILE ENGINEERING 
• NIT SRINAGAR METALLURGY 
• NIT SRINAGAR CIVIL ENGINEERING 
• NIT SIKKIM 
• NIT MANIPUR

You may get lower branches in north eastern states NIT. 

For more colleges use our college predictor link given below 

https://engineering.careers360.com/jee-main-college-predictor?utm_source=google-search&utm_medium=paid&utm_campaign=jeemain-clgpd

Hope it helps