• http://www.sbdev.co.uk (vauxhall 16valve engine specialists)

• http://www.westfield-sportscars.co.uk (self explanetory)

• http://www.quaife.co.uk (gearbox/drive components)

• http://www.imagewheels.co.uk (split rim wheels)

• http://www.ukmotorsport.com (components)

• http://www.plays-kool.co.uk (westfield specialists)