UPDATE 2-O'Reilly Automotive profit jumps, raises outlook

* Q2 ex-items 63 cents vs analyst consensus 55 cents

* Sales $1.25 bln in line with expectations

* Raises 2009 earnings per share outlook (Adds details on sales at existing stores, outlook)

DETROIT, July 29 - Auto parts retailer O'Reilly Automotive posted a 53 percent jump in quarterly net income, exceeding analysts' expectations, and raised its 2009 outlook and said its integration of CSK Auto was progressing.

Net income rose to $85.5 million, or 62 cents per share, in the second quarter, from $55.8 million, or 48 cents per share, a year earlier.

Excluding an acquisition-related charge, O'Reilly earned 63 cents per share, compared with the 55 cents per share expected on average by analysts, according to Reuters Estimates.

Sales rose 78 percent to $1.25 billion, matching analysts' expectations.

O'Reilly, whose shares were up 3.6 percent at $42 in aftermarket trade, acquired CSK Auto in July 2008, solidifying its spot as the No. 3 U.S. auto parts retail chain behind AutoZone Inc and Advance Auto Parts Inc.

Sales at existing stores, a key retail measure also known as same-store sales, rose 4.8 percent in the second quarter, O'Reilly said.

The retailer also forecast that growth in sales at existing stores to range from 3 percent to 5 percent in the third quarter and for the year.

Looking ahead, O'Reilly said it expects earnings per share of 53 cents to 57 cents for the third quarter. Analysts expect it to report earnings of 52 cents per share.

Excluding acquisition related charges seen totaling 3 cents per share, O'Reilly expects to earn $2.09 to $2.13 per share in 2009, while analysts expect $1.97 per share. The retailer's forecast at the end of the first quarter was for 2009 earnings per share of $1.92 to $1.96 excluding the acquisition charges.