Ian Lowry won the Supersport race at Knockhill

Ian Lowry won the Supersport race at Sunday's British championship round at Knockhill and now lies third in the series with four races remaining.

The Relentless TAS Suzuki rider from Lisburn had qualified in fourth place.

His team-mate Michael Laverty was sixth in Superbike race one and 21st in race two after his tyre choice proved wrong.

Lee Johnston won the Superstock 600cc, Adrian Coates was fourth in the R1 Cup and Marshall Neill seventh and Alistair Seeley ninth in the Superstock 1000s.

Jamie Coates was 10th in the Superstock 600 and Adrian Coates 15th in Superstock 1000.

Paul Jordan was eighth in the 125cc class.

Neill now lies third in the championship standings of his class and Seeley is fourth.

Johnston heads the Superstock 600 series.