The Sensex opened with a positive gap of 30 points at 11,222, and there was no looking back. The index hit a high of 11,330 points before closing the day with a gain of 120 points at 11,313.Bajaj advanced over 5% (Rs 133) to Rs 2,785. Tata Motors and Maruti also moved up, but Hero Honda was down Rs 15 at Rs 682.A late bout of buying saw HDFC finish with a gain of 3.6% (Rs 45) at Rs 1,310.Heavyweights finished on a strong note today. Reliance was firm right through the session, and ended with a gain of 1.8% (Rs 18) at Rs 1,029.ONGC added Rs 20 to Rs 1,213. While HLL was up 2% (Rs 4) at Rs 227, ITC was up 1.7% (Rs 3) at Rs 179.Satyam added Rs 17 to Rs 774. Infosys was up Rs 13 at Rs 1,755.Bharti gained 2% (Rs 9) to Rs 413. Cipla moved up 3.6% (Rs 9) to Rs 250. Tata Steel gained Rs 7 to Rs 531.While BHEL was up Rs 25 at Rs 2,178, L&T slipped Rs 4 to Rs 2,306.