Hi, with your i5-750 u can go for MSI P55-CD53 mobo also as it is a very good overclocker & msi warranty is good on India. Don't go for any local psu, you will risk your system's health . At least go for a coolermaster 450w extreme psu cost approx 2.7k.
4gb Gskill ddr3 -1333 is for 6.5k.
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E8500@3.6GHz on stock voltage running at 36 deg on a thermalright ultima 90 cooler, msi P neo2 FIR mobo, 4gb corsair xms2 ddr2-800, msi gtx 275OC, seagate 7200.12 iTB + Hitachi 500gb hdd, Antec 900 case with glacialtech real power 550watts, sony 24x dvd writer. 5x120mm fans + 1x200mm fan