Affirmed, who was jockeyed by Steve Cauthen, won the race by a head over runner-up Alydar, repeating Affirmed's close victory over Alydar in the Kentucky Derby.
The race was run on a fast track in a final time of 1:54-2/5.
[2] The Maryland Jockey Club reported total attendance of 81,261, this is recorded as second highest on the list of American thoroughbred racing top attended events for North America in 1978.
[1] Alydar had remained fairly close to the leaders and almost caught up to Affirmed entering the stretch.
[1] The 103rd Preakness Stakes Payout Schedule $2 Exacta: (6–3) paid $4.00