With five games remaining, Banbridge know that the Premiership title is theirs to lose after they notched up a confident 5-2 win over Kilkeel.
Bann are still four points clear of their nearest rivals Lisnagarvey, thanks to a goal double from Stephen Dowds and Dane Ward and one from Simon Magowan.
Lisnagarvey, without Timmy Cockram and Andy Forrest, still managed a 4-2 win at Civil Service, with two goals from Greg Thompson and one a-piece from Jonny Bell and Steven Arbuthnot.
Goals from William Robinson, Steven Redpath, Stephen Kelso and John Watson, kept Instonians in third spot as they saw off Belfast Harequins.
In the Friday night game, Mossley are still looking for their first win after they crashed heavily, losing 8-0 to Annadale with William Edgar notching up four of the goals.
Raphoe are just one point away from gaining promotion to the top-flight, as they hammered Armagh 10-1 with George Patterson helping himself to four of the goals.
However second place is still up for grabs, with Bangor and South Antrim winning but North Down look to have slipped up as they went down 3-0 to Portadown at Comber.
Cliftonville are sitting joint top of Senior Two after they defeated their co-leaders Portrush 5-1.
It was great news for Ulster’s three remaining clubs in the Irish Junior Cup, after they all won against Southern opposition. Cookstown, Banbridge and Annadale will soon find out who they will be playing in the semi-finals, as the draw will be made at the IHA office in Dublin today.
Premier League: Mossley 0 Annadale 8; Civil Service 2 Lisnagarvey 4; Harlequins 0 Instonians 4; Banbridge 5 Kilkeel 2
Senior One: Armagh 1 Raphoe 10; Ballynahinch 2 Bangor 4; Newry 2 Campbellians 3; North Down 0 Portadown 3; South Antrim 3 Queens 1
Senior Two: Ballymena w/o Omagh; Down w/o Foyle; Cliftonville 5 Portrush 1
Irish Junior Cup - Qtr Finals: Cork CoI II 2 Banbridge II 4; Monkstown II P Glenanne II P; Pembroke II 1 Annadale II 3; Dublin YM II 2 Cookstown II 3.