October 23, 1990
First game
Shell (122) - Williams 45, Parks 32, Paras 24, Magsanoc 10, Dela Rosa 7, Bognot 4, Martin 0, Austria 0.
Alaska (112) - Chambers 30, Clark 28, Alvarez 19, Marata 15, Lim 6, Cabahug 4, Villamin 4, Codinera 4, Polistico 2, Ravanes 0, Manaog 0.
Quarterscores: 31-26, 61-51, 96-76, 122-112
Second game
Sarsi (126) - Anderson 50, Lloyd 46, De Guzman 10, Jarencio 9, Cui 8, Reyes 2, Saldana 1, Cabatu 0, Tan 0.
San Miguel (124) - Morton 41, Phelps 39, Lim 19, Fernandez 8, Teng 7, Calma 6, Dignadice 2, Pumaren 2, Angeles 0.
Quarterscores: 29-27, 58-66, 96-101, 126-124
October 25, 1990
First game
Anejo (136) - Mack 64, Joe 42, Distrito 13, Loyzaga 9, Isaac 6, Aguilar 2, Ampalayo 0, Gonzalgo 0, Mamaril 0, Advani 0, Villanil 0.
Pepsi (130) - Slaughter 49, Hodge 32, Alolor 23, Guidaben 16, Reyes 7, Yturri 3, Mejos 0, Mosqueda 0, Coloso 0.
Quarterscores: 44-22, 70-58, 107-97, 136-130
Second game
Presto (134) - Crite 38, Whatley 35, Caidic 26, Tuadles 14, Dela Cruz 8, Demigillo 6, Victorino 4, King 3, Realubit 0, Israel 0, Generalao 0.
Purefoods (118) - Queenan 51, Russell 19, Patrimonio 8, Capacio 8, Tanuan 7, Asaytono 6, Solis 6, Lastimosa 5, Valenciano 4, Pumaren 2, Cristobal 2.
Quarterscores: 33-27, 63-52, 101-80, 134-118