Fred Sowerby recaptured the indoor record in the men's 600-meter run yesterday during a special race at the University of Delaware Invitational track meet at Newark, Del. His time was 1:17.50.

Sowerby, 33, track coach at the University of Maryland-Eastern Shore and a member of the District of Columbia International Track Club, had set the record of 1:18.3 on Dec. 3 in Saskatchewan, Canada. It was broken on Feb. 6 by Anton Blair of the University of Tennessee, who ran the distance in 1:18 at Louisville.

In Blacksburg, Va., defending national champion Virginia set five meet records in an overwhelming victory in the Virginia AIAW indoor track and field championships. The Cavaliers totaled 184 points to 80 for second-place George Mason. Virginia Tech and James Madison tied for third place with 74.

Virginia's Ann Bair set one meet record, clearing 5-feet-10 1/4 in the high jump. Other Cavalier record-setters were Lisa Welch, 4:25.5 in the 1,500 meters; Kim Kelly, 2:15.3 in the 800 meters; Lisa Garrett, 39.2 in the 300 meters, and the 3,200-meter relay team, in 8:58.6.

At Syracuse, N.Y., Seton Hall won the 1,600-meter relay in 3:13.4 to capture the Big East Conference indoor championship, edging runner-up Villanova, 109-108. Connecticut (82) finished third, followed by Syracuse (77), Providence (53), St. John's (49), Georgetown (40) and Boston College (39).

Georgetown set a meet record of 9:53.2 in capturing the distance medley relay, the Hoyas' only victory. The team comprised John Pedati, Brian McNelis, John Gregorek and Edward Healy. Gregorek also finished second in the 1,000-meter run in 2:22.7.