The weekend of 04-05 August 2018 saw the SBD Motorsports MSA National Sprint Championship hold 2 rounds at Kirkistown circuit in Co. Down with the Saturday round also being the 5th Round of the SW Adair Tyres Northern Ireland Sprint Championship.
The weekend of 04-05 August 2018 saw the SBD Motorsports MSA National Sprint Championship hold 2 rounds at Kirkistown circuit in Co. Down with the Saturday round also being the 5th Round of the SW Adair Tyres Northern Ireland Sprint Championship.