Heavily favored Indiana turned back a strong challenge by Southern Cal to take its record-tying fifth consecutive team title at the NCAA Swimming and Diving Championships which ended Saturday at West Point. N.Y.

Harvard, which had failed to score during the first two days of the three-day meet, had it best day Saturday, scoring two points, setting three school records. The Crimson set four new records in all.

Rich Baughman completed an outstanding freshman season with an 11th-place finish and a new Harvard record in the 1650-yd, freestyle, finishing the race in a very fast 10:07.43. His time was a full seven seconds better than the record he established just two weeks ago at Yale, and a whopping minute faster than the school record he originally broke earlier this winter.

On the way to his record in the 1650. Baughman also broke his 1000-yd freestyle mark with an unofficial clocking in the vicinity of 9:45. His official split was not available.

Freestyle standout Tim Neville, who broke the Harvard 50-yd, freestyle record Thursday, added a record-setting performance in the 100-yd, free Saturday, but was unable to place in a very fast field. His electronically computed time of 47.22 was .2 seconds faster than the Harvard mark he established at the Easterns. Neville, like Baughhman and Dave Brumwell, now holds three University marks. All three are freshmen.

Indiana, which had to settle for a surprisingly close 390-371 win over Southern Cal. set four new American records in a meet that saw records fall in 10 out of 16 events. The Hoosiers, everybody's pre-meet shoo-in for the title, had trailed the Trojans 333-321 at one point on the final evening. but as a result of a 25-0 bulge over Southern Cal in the dives. it was able to take the title once again.

Record setting performances were in abundance Saturday with Brian Job of Stanford beginning the assault with an incredible 2:02.59 clocking in the 200-yd, breastorke. Job had earlier established a new American and NCAA record in the 100-yd breast.

Mark Spitz who earlier set a record of 1:46.89 in the 200-yd, butterfly, ended his collegiate career with a record-setting 100-yd, fly, swimming a phenomenal 47:98.

The Ivy League schools completed a sweep of the two backstroke races as Princeton's Charlie Campbell won the 200-yd, back. Paul Gilbert of Yale had earlier taken first in the 100-yd, version, Campbell, like Gilbert, set a new American record in this event. His time, 1:50.55, was two seconds under his Eastern clocking.

In the final event of the weekend, the Tennessee 400-yd, free relay team of Knox, Lutz, Edgar, and Trembley broke the American record with a time of 3:01.18. Both Edgar and Trembley split well under 45 seconds.

John Kinsella, the American record holder in the 1650, won his race in 15:33.58, well off his mark, while Dave Edgar won the 100-yd, free, as usual, but failed to break his record as well.