Second placed Nkana dismantled FAZ Super Division leaders Zanaco 4-2 at Wusakile Stadium in Kitwe on Saturday to move within earshot of their guests.
Walter Bwalya banged-in a brace while Ronald Kampamba and Simon Bwalya chipped in with a goal each.
Kampamba headed-in Joseph Musonda cross in the 17th minute before Walter Bwalya made it 2-0 in the 34th minute.
Roderick Kabwe hammered-in a sublime long-range volley in the 43rd minute for Zanaco but Simon Bwalya ensured Nkana went 3-1 with his sides third in the 45th minute.
Midfielder Isaac Chansa scored Zanaco final goal in the 58th minute but Walter Bwalya had the last say in the 68th minute.
Nkana move within five points of Zanaco on 50 and 55 points respectively from 24 games played with nine matches left before the 2016 title is decided.
FAZ SUPER DIVISION RESULTS
Mufulira Wanderers 0-Nchanga Rangers 0
Red Arrows 1-Nkwazi 1
Nakambala Leopards 1-Lusaka Tigers 1
Napsa Stars 1-Mufulira Blackpool 0
Green Buffaloes 2-Lusaka Dynamos 3
Nkana 4-Zanaco 2
13h00:Forest Rangers-Power Dynamos
15h00:Zesco United-Green Eagles