PRO BASKETBALL—The Celtics won their 14th NBA championship by defeating Houston four games to two in their best-of-seven series (page 34).
BOWLING—KATSUKO SUGIMOTO won a $60,074 international women's tournament in Baltimore 166-158 over Virginia Norton.
GOLF—FUZZY ZOELLER shot a six-under-par 274 to win the $300,000 Colonial National Invitation in Fort Worth by four strokes over Hale Irwin (page 94).
Kathy Whitworth birdied the second hole of sudden death to defeat Alice Ritzman in a $125,000 LPGA tournament in Paramus, N.J. Both golfers finished regulation play at 211, eight under par.
HOCKEY—The Islanders took a 3-0 lead over Minnesota in the best-of-seven finals of the Stanley Cup playoffs (page 26).
HORSE RACING—PLEASANT COLONY ($5.00), ridden by Jorge Velasquez, caught Bold Ego in the stretch to win the 106th Preakness at Pimlico. The 3-year-old colt's time for the 1[3/16] miles was 1:54[3/5] (page 32).
Laffit Pincay Jr. rode JOHN HENRY ($2.80) to a three-quarter-length victory over Caterman in the $200,000 Hollywood Invitational Turf Handicap at Hollywood Park. The 6-year-old ran the 1� miles in 2:27[4/5].
Dame Mysterieuse ($4.20), Eddie Maple up, won the $112,000 Black-Eyed Susan Stakes at Pimlico by three lengths over Wayward Lass. The 3-year-old filly covered the 1[1/16] miles in 1:44[1/5].
LACROSSE—MARYLAND defeated Ursinus 5-4 to win the AIAW Division I championship in University Park, Pa. Delaware beat Lehigh 8-4 for the Division II title, while Trenton ( N.J.) State won the Division III final 7-6 over Franklin & Marshall.
MOTOR SPORTS—JODY RIDLEY drove his Ford to a 22-second victory over Bobby Allison's Buick in the $187,410 Mason-Dixon 500 in Dover, Del. He averaged 116.595 mph around the one-mile Dover Downs International Speedway oval.