sentences:  In 1972 the company ran American Brett Lunger in a March F2.They first entered F1 in 1972 under the name of Space Racing when they built a hybrid F1/F2 March for Mike Beuttler using a Formula 2 monocoque with a F1 engine.They returned under the B&S Fabrications name in 1976, with a Surtees for Henri Pescarolo.