Mumbai May 2: The Sensex opened with a positive gap of 273 points at 17,560 on the back of strong US markets on Thursday and a rally in Asia. Autos, IT and selective banking stocks were the key movers.

The Sensex rallied to a high of 17,621, and finally ended with a gain of 313 points at 17,600.

The market breadth was marginally positive - out of 2,767 stocks traded, 1,397 advanced and 1,297 declined today.

The NSE Nifty moved up 62 points to close at 5,228.

Reliance Infrastructure gained 6.9% to Rs 1523, ICICI Bank was up 6.4% to Rs 935.50 and Maruti Suzuki gained 6.2% to Rs 788.

Jaiprakash Associates surged 5.8% to Rs 287. L&T gained 4.6%. Tata Motors and M&M were the other two auto stocks besides Maruti to rise on Friday after strong sales growth numbers for April 2008.

Wipro gained 2.8%, Satyam was up 2.5% and TCS advanced 2.3%.

SBI gained 2.6% to Rs 1,822. Reliance Industries gained 2.3% to Rs 2,675. DLF was up 2.1% to Rs 720.

Hindalco dropped 4% to Rs 186, Reliance Communication declined

3.2% to Rs 561 and Tata Steel was down 2.5% to Rs 797.

HDFC topped the value chart with a turnover of Rs 219.37 crore followed by Reliance Energy (Rs 192.14 crore), RComm (Rs 186.6 crore), Reliance Capital (Rs 176.6 crore) and Reliance (Rs 167.97 crore).

IFCI led the volume chart with trades of around Rs 2.66 crore shares followed by Ispat Industries (1.25 crore), RNRL (1.14 crore), Idea Cellular (0.7 crore) and Reliance Petroleum (0.66 crore).