Builth Wells are the new leaders of Division Two West after Bridgend Athletic lost to Waunarlwydd.
Athletic slipped up 20-17 at Newbridge Fields, in a game where the teams scored two tries each - Simon Mustoe and Daniel Apsee going over for the hosts, Lee Jones and Matthew Watts crossing or Waunarlwydd.
Bridgend Athletic twice had the chance to equalise late on but outside-half Stuart Morris was unlucky enough to hit the post on both occasions.
This defeat meant Builth Wells had the opportunity to jump into top spot, and they did in some style through a 38-15 victory over Gorseinon.
Dorian Davies was the hat-trick hero for the Bulls, crossing the try line for three of their six tries.
Loughor leap into second spot over Bridgend Athletic by virtue of tries scored, thanks to a 22-7 bonus point win against BP Llandarcy.
This means there are now three teams locked on 59 points at the summit of Two West, with Builth Wells top on the basis of having an extra win.
In Division Three West, leaders Aberystwyth were narrow 26-22 winners at Newcastle Emlyn, but could not secure a bonus point on their travels.
This allowed Pontyberem to take themselves to within one point of their rivals, after they hit four tries in a 27-17 win at Laugharne.
Aberavon Quins stretched their lead at the top of Division Three South West to 11 points, as they won 15-7 at Skewen while second place Glynneath lost 21-17 at Maesteg Quins.
As the countdown continues for RWC2015, Tournament Chief Executive Debbie Jevans visited the Millennium Stadium to discuss preparations for the eight matches and reveal the positive news that 100,000 tickets for games at the home of Welsh rugby have sold in the last seven days.
Jason Harries is targeting a first win on the World Series circuit this season with Wales. The series returns to action this weekend in Dubai where Harries is part of a team hoping to build from its efforts in round one in October.
Wales skipper Jevon Groves says his side have addressed a few points from Gold Coast and aim to 'hit the ground running' in the next two rounds of the World Series, kicking off with this weekend in Dubai before heading off to South Africa next week.
Wales Sevens manager Steff Thomas is hopeful his side can build from a quarter-final spot in the opening round of the World Series in Australia when his side take part in the forthcoming double header in Dubai and South Africa.