The 1983 PBA Open Conference finals was the best-of-5 basketball championship series of the 1983 PBA Open Conference, and the conclusion of the conference playoffs.

The Crispa Redmanizers achieved a historic 2nd Grand Slam, repeating over Great Taste Coffee Makers, this time via 3–0 sweep in their best-of-five finals series.

Qualification Crispa RedmanizersGreat Taste Coffee MakersFinished 9–5 (.643), outright semis EliminationsFinished 9–5 (.643), outright semisFinished 3–3 (.500) SemifinalsFinished 3–3 (.500)Won against San Miguel, 130–120 PlayoffWon against Gilbey's, 126–118

Games summary

Game 1

The Redmanizers engaged the Coffee Makers in a nip-and-tuck battle before coming up with a 9–2 windup in the last one minute and 55 seconds to pull off the victory. Behind 109–111, the Redmanizers equalized on a jumpshot by Atoy Co with 1:39 left before Philip Cezar put Crispa ahead for good, 113–111, on a fastbreak pitch by Billy Ray Bates with 59 seconds to go, Ricardo Brown of Great Taste missed a three-point shot and Bates put in what proved to be the winning points on a foul by Brown with 11 ticks remaining.

Game 2

From a 35–30 first period advantage, Crispa poured on the heat and was up by 22 points early in the third quarter, 73–51. The Coffee Makers tried to mount a rally but the closest they got was within eight points twice, the last at 123–131 with 3:25 left, another 14–5 flurry by the Redmanizers wrapped up the contest.

Game 3

Billy Ray Bates hit all of his first five jumpers, including a three-point shot in the last quarter as the black superman unleashed 21 of his 58 points in the final 12 minutes to spark the Redmanizers' runaway victory and a second grandslam. The see-saw encounter turned into a devastating rout through a 25–13 splurge for a 117–103 Crispa advantage.

1983 PBA Open Conference Champions Crispa Redmanizers 12th title

Rosters

Broadcast notes Game Play-by-play AnalystGame 1 Pinggoy Penson Andy Jao & Steve KattanGame 2 Joe Cantada Joaqui TrilloGame 3 Joe Cantada Andy Jao

References