Ben Barker top scored as Birmingham Brummies bounced back to winning ways with a 55-35 Elite League win over Lakeside on Wednesday night.
But Coventry went down to a narrow 48-45 loss at home to new leaders Swindon.
Adam Roynon was Coventry's top scorer with eight points, but he had more luck riding for Dudley the previous night.
Along with Tom Perry, Roynon was joint top scorer with 15 points as the Heathens beat Stoke Potters 58-35 scoreline at Monmore Wood.
have confirmed that they are in negotiations with 24-year-old Italian Grand Prix wild card Nicolas Covatti, whose paperwork should be done in time to make his Perry Barr debut a week on Thursday.
The Brummies, beaten 47-43 at Belle Vue on Monday, are back in action on Thursday night with a trip to Swindon before the return fixture against Lakeside just 24 hours later.
They have also been handed a new date for their rained-off trip to Coventry. The Elite League clash will now take place on Friday, 14 September.
Freddie Lindgren clocked up a 15-point maximum as
returned to winning ways by beating Eastbourne 47-42 at Monmore on Monday night.
Lindgren managed just three points in Friday's 52-40 defeat by Coventry, on a Brandon track where he usually stars.
But the Swedish star was back to his best with a string of stunning rides.
And, in a last heat decider, Lindgren and Tai Woffinden held out of the very top draw to hold out Joonas Kylmakorpi in the final race of the night and send the Monmore Green crowd home happy.
, beaten by Dudley Heathens at Monmore on Tuesday night, pulled off their best win of the season 48 hours earlier.
The Potters' 47-45 triumph at second-placed Mildenhall left the Heathens with the only unbeaten record in this season's National League.
The former Cradley club still boast a 100% record this season, with 10 straight wins.