A roundup of the week July 14-20

BICYCLING—BERNARD THEVENET became the first Frenchman in eight years to win the Tour de France. After 23 days and 2,485 miles, Thévenet's winning margin was 2:47 over world champion and five-time Tour winner Eddy Merckx of Belgium.

BOATING—For the second time in a row, CHUTZPAH, a 35-foot Class D sloop, owned and skippered by Stuart Cowan of Honolulu, was named the overall winner in the 2,225-mile Trans-Pacific yacht race from Los Angeles to Honolulu. Over-the-line honors went to 62-foot RAGTIME, which had an elapsed time of nine days, 23 hours, 54 minutes and 51 seconds.

BOWLING—DON JOHNSON of Las Vegas defeated Guy Rowbury 234-226 in the $50,000 Tucson Open for his 24th PBA title, thereby tying Dick Weber's record.

BOXING—Twenty-three-year-old SHENGSAK MUANGSURIN of Thailand, taking part in only his third pro fight, won the WBC junior welterweight title, defeating Pedro Fernandez of Spain with an eighth-round TKO, in Bangkok.

DIVING—IRINA KALININA of the Soviet Union captured the first gold medal awarded at the World Aquatics Championships in Cali, Colombia, winning the women's springboard diving with 489.81 points. Teammate Tatiana Volynkina was second with 473.37, and Christine Loock of Fort Worth took the bronze medal with 466.92.

GOLF—Leading money-winner SANDRA PALMER shot a final-round par 72 for a 295 total to win the $55,000 U.S. Women's Open by four strokes over amateur Nancy Lopez and two others at Northfield, N.J. Palmer picked up $8,044, to bring her 1975 earnings to $64,932 (page 44).

Roger Maltbie became the first rookie in seven years to win back-to-back tournaments when he roared past eight players with a final-round five-under-par 66 and a 276 total to win the $200,000 Pleasant Valley Classic by one stroke over Mac MacLendon in Sutton, Mass. Maltbie, who won the Quad Cities Open last week, collected $40,000.

Carol Mann won the lightning-delayed $65,000 Borden Classic in Columbus, Ohio by one stroke over Jan Ferraris, carding a one-over-par last round of 73 for a 209 total.

HARNESS RACING—SUREFIRE HANOVER ($3.20), driven by Stanley Dancer, led from the start to win the one-mile, $200,000 Yonkers Trot by 2½ lengths over Fashion Blaze in 2:03.

HORSE RACING—Surpassing the $l-million mark in earnings, 5-year-old FOREGO ($3.20), ridden by Heliodoro Gustines, came from behind to beat Arbees Boy by a head in the 1½-mile, $111,400 Suburban Handicap at Belmont. Forego, who carried 134 pounds (16 more than any of the other six entries), was timed in 2:27[4/5].

LACROSSE—NLL: The Long Island Tomahawks chopped down Montreal for the fifth and sixth straight times, 15-11 and 14-10, to take over first, the Tomahawks' Doug Hayes scoring five goals. Philadelphia was 1-1, losing to Boston 19-14 and routing the Maryland Arrows 22-10. Arrow coach Cy Coombs was fired after the loss. The Quebec Caribous stomped the Arrows 25-13 and also out-scored Long Island 17-11 as Brian Wilson, who had been traded from the Tomahawks earlier this season, tallied six goals.

MOTOR SPORTS—Brazil's EMERSON FITTIPALDI drove his McLaren to victory in the rain-shortened British Grand Prix, averaging 120.01 mph for 56 laps over the 2.93-mile circuit at Silverstone, England (page 8).

SOCCER—NASL: Toronto grabbed the Northern Division lead from Boston by winning three games, all shutouts for Metro Goalie Zelko Bilecki. Six points back of Toronto were the Boston Minutemen, who blanked San Jose 1-0. The New York Cosmos lost to Portland 2-1 and the Metros 3-0 and almost lost the league's premier asset when Pelé injured his left thigh in the Toronto game, but he was expected to be back after a few days' rest. Eastern leader Tampa Bay edged the Philadelphia Atoms 2-1 to gain an 18-point bulge over Miami, which dropped two games. Third-place Washington kept its wild-card playoff hopes alive with wins over Denver and Rochester by identical 2-1 scores. In the Central, St. Louis bowed to Portland 3-2 in overtime, but still sat comfortably atop the division, 22 points in front of Chicago, which handed Baltimore a 4-1 defeat. Western front-runner Portland won twice, to give the Timbers 13 wins in their last 15 games. Seattle, which was eight points oft" the pace, beat Vancouver 3-0.

ASL: Cincinnati routed Cleveland 7-0 to move into a tie for the Midwestern Division lead with the Cobras. Al Reynolds had two unassisted goals to pace the attack that saw the Comets outshoot the Cobras 39-9. Northern frontrunner Rhode Island was tied by the Astros 1-1 as the former Boston-based team moved into its new home in Worcester, Mass. New York maintained its eight-point lead over New Jersey by handing Pittsburgh a 1-0 loss.

TRACK & FIELD—MARTY LIQUORI broke the American record for the two-mile run, being limed in 8:17.2 at an international meet in Stockholm. The previous record of 8:18 was set by Steve Prefontaine in Stockholm last year.

Three world records were set in relay events to highlight the U.S.-Pan African-West German meet in Durham, N.C. The U.S. men's mile-relay team of RONNIE RAY (46.4), ROBERT TAYLOR (45.9), MAURICE PEOPLES (45.2) and STAN VINSON (44.9) ran a 3:02.4, to better the previous mark of 3:02.8 set in 1966 by Trinidad. West Germany's CHRISTIANE KRAUSE, DAGMAR JOST, ERIKA WEINSTEIN and ELKE BARTH shattered the women's mile-relay record by 3.6 seconds with a 3:30.3; and the German team of INGE HELTEN, BIRGIT WILKES, ANNEGRET KRONIGER and MAREN GANG established a new standard in the 440 relay with a 44.07. Ethiopia's MIRUTS YIFTER took the 10,000 (28:44.2) and 5,000 (13:39); RICK WOHLHUTER of Chicago ran the 800 in 1:44.1; Cleveland's MADELINE MANNING JACKSON won the women's 800 in 2:01.6; and West German WALTER SCHMIDT hurled the hammer 249'7". The team scores: men—U.S.A. 164, West Germany 134, Pan Africa 110; women—West Germany 131, U.S.A. 99, Pan Africa 40.

Steve Williams once again tied the world record of 9.9 in the 100-meter dash, edging Houston McTear, in Siena, Italy.

VOLLEYBALL—IVA: Led by rarely played Peter Stefaniuk, the Los Angeles Stars manhandled Santa Barbara 12-3, 12-8, 12-8 to move into second ahead of the Spikers. A 6'8" native of Toronto, Stefaniuk had 11 kills in 17 attempts. First-place San Diego split two matches, losing to the Spikers before a record crowd of 5,276, then recovering to top Southern California. Carlos Fonseca of the Breakers continued his torrid play with a total of 67 assists in the two contests.

MILEPOSTS—RETIRED: HENRI RICHARD, 39, captain of the Montreal Canadiens. In his 20-year career Richard scored 407 goals and assisted on 768 others, and Montreal won 11 Stanley Cups.

RETIRED: English race-car driver GRAHAM HILL, 46, in order to concentrate on managing his own Formula I team. In a 22-year career, he was twice World Champion and also won the 1966 Indianapolis 500.

RETIRED: Dallas Cowboy Defensive Tackle BOB LILLY, 35, after 14 seasons. The seven-time All-Pro has been hampered by injuries the last two years.

TRADED: Wide Receiver BOB HAYES, 32, from the Dallas Cowboys to the San Francisco 49ers, for an undisclosed draft choice. Hayes scored 76 touchdowns and caught 365 passes for 7,295 yards during his 10-year career with Dallas.