GOLF—HOWIE JOHNSON, a touring pro from Cog Hill, Ill., shot a nine-under-par course-record 63 in the second round, held on with a 69 on the final day, won the Mexican Open and $2,000 with a 72-hole total of 273, at Mexico City. Runner-up: Billy Maxwell, Oceanside, Calif., with 275. Tied for third with Ramon Sota of Spain and Jack Sellman of Houston was 37-year-old Roberto de Vicenzo of Argentina and Mexico City, who shot the first hole-in-one of his long career in the third round, finished with 276.
Gene Littler, San Diego, the $21,000 Coronado pro-amateur, with 272 for 72 holes, Coronado, Calif. Runner-up: Bill Casper, San Diego, with 275.
HARNESS RACING—BYE BYE BYRD ($3.30), richest harness horse of all time, matched a strong late challenge by Culver Pick then, with Driver Clint Hodgins sailing along behind, flitted away in the stretch to win the $58,700 Good Time Pace at Yonkers Raceway by two lengths in 3:07[2/5] for 1� miles. The victory pushed the 5-year-old stallion's record winnings to $492,346.
HOCKEY—The sluggish MONTREAL CANADIENS finally began to move, beat the New York Rangers in a frantic, wild-scoring game 9-7, beat the Detroit Red Wings 4-2, then beat the Rangers again 2-1, took a three-point lead in the NHL over second-place Chicago Black Hawks.
HORSE RACING—CARRY BACK ($4.70), who won last month's rich Garden State, captured the 47th running of the $35,650 Remson Stakes at Aqueduct. Under Jockey Johnny Sellers, the brown 2-year-old colt made up a four-length deficit over the final furlong with his long strides to nip Vapor Whirl, Willie Shoemaker up, by half a length in 1:36[2/5] for the mile.
Bowl of Flowers ($3.40), with Eddie Arcaro up, came out of the starting gate next to last, weaved her way through the field of 2-year-old fillies and broke clear in the stretch to win the $106,325 Frizette Stakes by three lengths over Counter Call in 1:35[3/5] for the mile.
Bald Eagle ($5.40), the $100,000 Laurel International for the second straight year, 1� m., 2:33, by two lengths over Harmonizing, Laurel, Md., Manuel Ycaza up (see page 12).
Manassa Mauler ($19), the $85,900 Trenton Handicap, 1� m. by 3� lengths over Rienzi in 2:02[1/5], Garden State, Joe Culmone up.
Royal Native ($5.40), the $58,200 Vineland Handicap, 1? m. by a half-length over Make Sale in 1:50[4/5], Garden State, Bill Hartack up.
HORSE SHOWS—TOM GAYFORD, 31-year-old Toronto stock exchange floor trader, took two firsts and two seconds at the National Horse Show in New York, amassed 38 points and the individual championship for the second straight year Team champion: the U.S., with 123 points.