Onchan surprised Ayre United in the GH Corlett Woods Cup preliminary round.
Craig Marsh, Mark Burman, Gerard Colligon and Mark Rees were on target in a 4-2 home win.
Phil Quayle and Elliot Cureton replied for the Tangerines.
Douglas Athletic are up to fifth in JCK Division Two after an 8-1 thrashing of Braddan.
A Josh Green treble, a Liam Dawson double and further goals from Darren Shields, Andy Newton and Stuart Monks (penalty) secured the three points to lift them above Colby in the table.
FC Isle of Man grind out win over Charnock Richard
Ravens claim three points in battling performance
Hockey: New mixed season enters second week
Multiple sides hoping to build on good opening day results
TT 2027 race schedule announced
Senior race moved and one Superstock event axed in revised programme
Rugby: Douglas to host newly-promoted Wilmslow in season opener
Manx side begin latest Regional 2 North West campaign this weekend
