Sileby Rangers opened up a three-point lead at the top of UCL Division One with a 2-0 win over Harrowby.
Rob Foster made the home breakthrough after six minutes. A second goal from Mark Redding after 75 minutes sealed a double for the leaders.
Spencer completed the double over Raunds Town thanks to two first-half goals at Kingsthorpe Mill on Saturday.
Matt Long opened the scoring after 20 minutes with Luke Stone adding a second goal five minutes before the break.
Raunds replied through Alex Wills seven minutes from time.
Bugbrooke conceded two late goals as they were beaten 4-2 at Eynesbury.
The Badgers proved resilient opponents, twice hauling themselves level after falling behind.
Top scorer Lee Bassett gave Eynesbury the lead after 16 minutes, but the Badgers equalised with a 37th-minute penalty from Pete Smith.
Ben Colmer restored Rovers’ lead after 43 minutes, but Will Briscoe scored a second Bugbrooke leveller in the first minute of the second half.
The visitors could find no answers late on though as goals from Colmer on 83 minutes and Dion Sembie-Ferris two minutes later gave Eynesbury a vital victory.
In the premier division, two second half goals gave Boston Town the points against 10-man Cogenhoe United, who had Ross Harris dismissed nine minutes before half time.
Callum Stocks made the 56th minute breakthrough for Boston. The home success was sealed by Shane Clancy with five minutes remaining.