Overstone Park avoided defeat in all eight ties at home to Kingsthorpe as they eased their relegation fears with a 6½-1½ success.
Jack Binch, Andrew Watson, James Barker, Richard Dalton and Mikey Chambers collected points, while David Smith, Jamie Newton and Ryan Genner picked up halves as Overstone moved above Wellingborough and Peterborough Milton.
Staverton Park kept alive their hopes of catching unbeaten pacesetters Kettering with a brilliant 6-2 success at Cold Ashby.
The victory was built around impressive performances from Darren Barrett (7&6), Max Hayward (7&5), Miles Mudge (6&4) and Andrew Swain (4&3).
Paul Hammond and Russell Brown also collected wins as the visitors moved to within four points of Kettering, who have played one match more.