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.
Ravens on the road at Euxton Villa
FC Isle of Man four unbeaten ahead of meeting with newly-promoted side
Powerlifting: IoM sets new best points haul at Home Nations
Lindsay and Skillicorn also take wins during meeting in Birmingham
Michael Dunlop receives MBE
Royal recognition for most successful TT competitor of all time
Netball: Defeat for Rams against Papua New Guinea
Third straight loss for Manx side at Singlife Nations Cup
Football: Corinthians and Onchan women continue strong respective starts
Both sides separated at the top of the table on goal difference