Heslington are Leeper Hare York and District League division two champions despite suffering their first defeat in nine games as they lost 4-3 at home to relegated Strensall.
Matt Gomm put the visitors in front, but this was cancelled out by Peter Vince before the interval.
In the second half Nigel Lyle restored Strensall's lead and a long-range screamer from Mick Pipe extended their advantage.
Simon Newby and another Vince goal made it all square before Matt Brown hit a late winner for Strensall.
Heslington will be seeking a league and cup double on Wednesday evening when they play Tadcaster Albion in the Junior League Cup final at Poppleton (kick-off 6.30pm).
Amotherby & Swinton retained an unbeaten home record as they shared the points in a 2-2 draw with Riccall.
Andy Barrass and Simon Wall netted for Amotherby, but two late goals from Jason Roughly earned Riccall a point.
Ouseburn were trailing to a Tom Hovington goal at Elvington, but goals from Richard Carruther and Russell Robshaw ensured Ouseburn the points.
Poppleton's Craig Theaker hit his eighth goal of the season to cancel out a Joe Micheli effort for Civil Service, but Service won 2-1 with Dave Lund hitting the winner.
Rawcliffe have moved up two places in division three after a 4-2 win at Norton.
Rawcliffe's scorers were Adam Morton, Darren Brandon, Geoff Hunter and Terry Taylor.
Tadcaster Albion warmed up for their Junior League Cup final date with Heslington at Poppleton on Wednesday night by beating Moor Lane 5-1.
The final Reserve 'C' game of the season finished all square as Poppleton were held 2-2 at home by Riccall.
Matty Cooper gave Riccall a first half lead but Charlie Jackson equalised. Andy Ibbotson put Poppleton in front before Cooper hit his second goal for Riccall.
Updated: 09:01 Monday, May 02, 2005
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