March 742
March 74B
CategoryFormula 2
Formula Atlantic[1]
ConstructorMarch
Technical specifications
ChassisAluminum monocoque with rear sub-frame covered in fiberglass body
Suspension (front)Double wishbones, Coil springs over Dampers, Anti-roll bar
Suspension (rear)Twin lower links, Single top links, twin trailing arms, Coil springs over Dampers, Anti-roll bar
Axle track1,320 mm (52 in) (front)
1,300 mm (51 in) (rear)
Wheelbase2,500 mm (98 in)
EngineBMW M12/7, mid-engined, longitudinally mounted, 2.0 L (122.0 cu in), I4, DOHC, NA
Ford-Cosworth BDA, mid-engined, longitudinally mounted, 1.6 L (97.6 cu in), I4, DOHC, NA
Ford-Cosworth BDG, mid-engined, longitudinally mounted, 2.0 L (122.0 cu in), I4, DOHC, NA
TransmissionHewland Mk.9/FT-200[2] 5-speed manual
Power215 hp (160 kW)
Weight502–510 kg (1,107–1,124 lb)
TyresGoodyear
BBS wheels[3]
Competition history
Debut1974[4]

The March 742 is an open-wheel race car, designed, developed and built by British manufacturer March Engineering, and constructed to Formula Two regulations, and introduced for the 1974 championship. It's Formula Atlantic equivalent, used in the Atlantic Championship, known as the March 74B, was based on the 742.[5][6]

References

  1. ↑ "March 742/B Atlantic". racecarsdirect.com. 24 November 2022.
  2. ↑ "1974 March 742 Formula Atlantic/F2". Motorsports Market.
  3. ↑ "March BMW 742". racecarsdirect.com. 30 May 2023.
  4. ↑ "Bonhams : The Ex-'Jimmy' Mieusset,1974 March-Cosworth Ford BDG Type 742 Formula 2 Racing Single-Seater Chassis no. 742-13". www.bonhams.com.
  5. ↑ Brown, Allen (28 April 2022). "March 74B car-by-car histories". OldRacingCars.com.
  6. ↑ http://www.racecarwarehouse.co.uk/details/28
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