AUTO RACING—CLAY REGAZZONI of Switzerland, averaging 138.80 mph in his Saudia Williams, won the British Grand Prix in Silverstone, England, finishing 24.28 seconds ahead of Rene Arnoux of France in a Renault Turbo RS12.
Averaging 92.227 mph in a Chevrolet Monte Carlo, DARRELL WALTRIP won the Nashville 420 Grand National stock-car race, finishing one lap ahead of Cale Yarborough, also in a Monte Carlo.
BOATING—RECLUTA, a 48-foot sloop, skippered by Walter Hanson, was the winner on corrected time of 32:36:33 of the biennial Marblehead, Mass.-to-Halifax yacht race. Fifteen yachts finished under the record of 49:45:00 set in 1947 by Ticonderoga.
Robby Haines of San Diego won the World Soling championship at Visby, Sweden, with 38.7 points.
Bill Muncey drove Atlas Van Lines to his fifth straight victory on the 1979 Unlimited Hydroplane Circuit, at El Dorado, Kans., averaging 117.994 mph.
BOWLING—HENRY GONZALEZ of Colorado Springs defeated Cliff McNealy 225-195 to win the $70,000 Southern California Open, his second PBA title.
GOLF—JERILYN BRITZ shot a final-round 69 for a 284 total to win the U.S. Women's Open at Fairfield, Conn. by two strokes over Debbie Massey (page 32).
Calvin Peete birdied six of his first 12 holes on the final round for a seven-under-par 65 to win the $200,000 Milwaukee Open, his first tour victory.
HORSE RACING—Unbeaten TABLE HANDS ($4), Enrique Munoz up, won the $103,225 Hollywood Lassie Stakes for 2-year-old fillies at Hollywood Park, covering the six furlongs in 1:10[2/5] and finishing 4� lengths in front of Open Gate.
Carrying top weight of 125 pounds, STAR DE NASKRA ($5.60), under Jeff Fell, won the $164,750 Cornhusker Handicap for the richest purse in Ak-Sar-Ben history. Before a record crowd of 31,434, the 4-year-old colt covered the 1? miles in 1:48[2/5], crossing the finish line 8� lengths in front of Prince Majestic.