Maximums from Karl Bushell and Ellis Bicknell helped Forum A to a resounding 10-0 victory over Morris Motors B in Division 1.
Bushell was pushed all the way by Motors' Tony Wheeler, but still had too much class for his opponent.
There was also a big win for Forum B, who brushed aside Morris Motors A 9-1.
Greg Donovan put in a fine effort to come back from 2-0 down against Jeremy Flint to pick up Motors' only point.
Vikings A put in a good all-round performance to defeat Bicester A 6-4.
Peter Dasher was one of the stars of the show, inflicting the first defeat of the season on Bicester's Jeff Rigby.
Viking A also took on Morris Motors A, going down 6-4, thanks to Nigel Taylor's first maximum of the season.
In Division 2, Begbroke A shared the points with Forum C in a 5-5 draw.
Lewis Hooper was the main man for Forum with a convincing maximum, but two apiece for Janet Brown and Dawn Pearce kept Begbroke in the hunt.
Gladiators moved third after thrashing Forum E 9-1.
Forum E also lost to Vikings B, falling to a 6-4 defeat.
However, the match was only decided in the final game of the doubles.
In their other match of the week, Vikings B went down to a 7-3 defeat against Hadden A.
Morris Motors C took over top spot in Division 3 after a 7-3 victory over Bicester C.
The two Witney sides remain in contention.
Witney A saw off Bicester C 6-4 thanks to a maximum from Jim Steel, while Witney B defeated Forum F 6-4, Terry Morris winning all three.
The battle of the leaders in Division 4 saw St James B beating Vikings D 7-3.
Paul Oakley set the pace for St James with his fifth consecutive maximum.
St James then went on to thump Morris Motors E 8-2, but not before Clive Westbury ended Oakley's winning streak.
Forum I shot up from bottom to mid-table after two victories.
First, they won a close encounter against Forum H 6-4, then cruised to an 8-2 victory against Morris Motors E.
Motors E managed to collect a 6-4 victory over two-man Holton, despite a maximum for Brian Dobson, while Morris Motors D romped to an 8-2 success over Forum G, thanks to maximums for John Joyce and Leanne Fisher.
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