Hack, aged 20, is down to scratch and had an outstanding 2017 which has continued into the new season.
In the foursomes Hack and playing partner David Cooper (Cosby) were 2-down with four holes to play but took three to win 1-up.
Hack went on to win by 3&1 in his singles against Sam Foster, after he was dormie five.
Steve Sansome, an experienced County first-teamer, also claimed full points.
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Overall it was a disappointing day for the County sides as captain Martin Anderson (Glen Gorse) admitted.
Both the first and second teams lost 9.5-5.5 and Anderson said: “Although we were disappointed,
there were a lot of positives
to take from these first of three inter-county clashes ahead of getting into Anglian League action again soon.”
Glen Gorse hosted the latest County Golf Alliance tournament which saw Matthew Cort dominate the scoring again,
He fired a four-under-par 68 when he went out in three under and came back one under. He had just a single bogey on his card.
Home club assistant professional Michael Reed shared second place with Craig Shave on 39 points with a three-way tie on 35 for fourth including Bob Larratt (Kibworth).
Glen Gorse amateur Martin Wood joined Reed on 43 to win the pro/am award.
Overall winners were Mark Quin-Jarvis and Darren Anderson with their 44-point haul.
Paul Broadhurst, the former Ryder Cup professional, who now competes on the European Senior Tour and the USA Champions Tour, is at Kibworth on Sunday, April 8, to officially open the club’s new driving range.
Mike Abrahams, Mark Henderson, Rob Wake and Jamie Watson scored 103 points to win the Captains’ charity competition at Kibworth.
Andy Cole, John Holland, Gordon Plumb and Kevin Wilkinson on 100 were runners-up.
Ron Austin, Simon Walters, Mick Gibbons and Stuart Kinnaird were third.
Janet Thomason, Hilary Cox, Carole Almond and Jackie
May won a ladies’ nine-hole Easter am/am competition on 43 points at Market Harborough.
Jane Burley, Sue Veevers, Gloria Raven and Shirley Percival took second with Angela Allington, Helen Perry, Sally Lax and Andrea Pickering third.