* Consumer sentiment sours, spending lower * Dollar rebounds after slump on Thursday NEW YORK, Oct 30 (Reuters) - U.S. crude oil futures sustained further losses on Friday, tumbling from a strong 3 percent gain on Thursday, as a stronger dollar encouraged some oil investors to shift to other assets. Economic indicators showing a drop in consumer spending in September and downbeat consumer confidence this month soured oil investors' sentiment. Wall Street tumbled on both data and stock investors shrugged off another report that showed manufacturing in the U.S. Midwest expanded in October. [.N] For the Midwest data, click on [ID:nN30412996] The dollar, which earlier rebounded as investors sought shelter on the greenback after equities fell, extended gains against the euro on the Midwest manufacturing data. [USD/] "There is some weakness after yesterday's exuberance over GDP data in light of today's report on the stressed consumer," said John Kilduff, co-chief investment officer and partner at hedge fund Round Earth Capital in New York. Kilduff also cited the stronger dollar. Trading was volatile, in part due to the expiration at the close of the November heating oil HOX9 and RBOB gasoline RBX9 contracts. U.S. consumer spending fell in September for the first time in five months. [ID:nN30482062] U.S. consumer sentiment slipped this month, the Reuters/University of Michigan Surveys of Consumers showed. [ID:nN30349339] Crude oil futures rallied on Thursday after data showed that the U.S. economy had grown in the third quarter. PRICES * On the New York Mercantile Exchange at 10:55 a.m. EDT (1455 GMT), December crude CLZ9 was down $1.91, or 2.39 percent, at $77.96 a barrel, trading from $77.82 to $80.21. * In London, December Brent crude LCOZ9 fell $1.98, or 1.54 percent, to $76.06 a barrel, trading from $76.04 to $78.23. * NYMEX November RBOB RBX9 slumped 5.33 cents, or 2.74 percent, at $1.9637 a gallon, trading from $1.9590 to $2.0280. * NYMEX November heating oil HOX9 slid 4.72 cents, or 2.3 percent, to $2.0070 a gallon, trading from $2.0058 to $2.06. * The December/December RBOB crack spread <0#RB-CL=R> was at $4.79, after ending at $5.17 on Thursday. The December/December heating oil crack spread <0#CL-HO=R> was at $7.26, after ending at $7.43 on Thursday. * The spread between the current front month and the five-year forward crude contract CLc61 was at $13.88, based on the December 2014 contract Thursday settlement at $91.84. The spread ended Thursday at $11.97. TECHNICALS NYMEX crude 10-day/20-day moving average: $79.69/$76.50 Technical support/resistance: NYMEX crude: $78.75/$80.46 NYMEX heating oil: $2.0216/$2.0884 NYMEX RBOB: $2.0186/$2.0375 For a full report on technicals, click on [ID:nLU012923] MARKET NEWS * The global economic recovery is liable to run out of steam and the risk of a double-dip recession remains real, billionaire investor George Soros said on Friday, a day after the U.S. economy returned to growth. [ID:nLU651684] * BP Plc (BP.L) (BP.N) said it was contesting citations issued by U.S. safety regulators levying a record $87 million fine for failing to fix safety violations at its Texas City, Texas, refinery after a deadly 2005 explosion. [ID:nN30419084] * Iraqi officials told Turkey's government that the Iraq-Turkey oil pipeline will resume operations within two days, a Turkish government source said on Friday. Pumping was halted on Monday after an explosion on a six-meter section of the pipeline, the first reported stoppage since April. [ID:nLU691331] * NYMEX plans to launch a cash-settled futures contract tracking the Argus sour crude index by year-end and another contract for physical delivery sour crude at a later date, NYMEX operator CME Group (CME.O) said on Thursday. [ID:nN29247497] (Reporting by Gene Ramos and Robert Gibbons; Editing by Lisa Shumaker)

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