March 83G
The March 83G is a IMSA GTP/Group C sports prototype race car, designed, developed and built by British manufacturer and constructor March Engineering, for sports car racing (specifically both the IMSA GT Championship and World Sportscar Championship), in 1983.[6][7]

Al Holbert and Jim Trueman co-drove this March 83G-Porsche (chassis #04) to victory in the 1983 IMSA Camel GT event at Sears Point Raceway in Sonoma, California.
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Category | IMSA GTP/Group C |
---|---|
Technical specifications | |
Chassis | Carbon fiber/kevlar body and aluminum honeycomb monocoque chassis[4] |
Suspension | Double wishbones, coil springs over shock absorbers, anti-roll bars |
Axle track | 1,565 mm (61.6 in) (front) 1,539 mm (60.6 in) (rear) |
Wheelbase | 2,685 mm (105.7 in) |
Engine | Chevrolet 5.7 L (347.8 cu in) 90° OHV V8 naturally-aspirated mid-engined Porsche 2.65 L (161.7 cu in) 180° DOHC B6 twin-turbocharged mid-engined Nissan 2.1 L (128.1 cu in) DOHC I4 twin-turbocharged mid-engined |
Transmission | 5-speed manual |
Power | 570–650 hp (430–480 kW) |
Weight | 900 kg (2,000 lb) |
Competition history | |
Debut | 1982 3 Hours of Daytona[5] |

March 83G at Road Atlanta in 2007

Dave Cowart and Kenper Miller driving the Red Lobster March 83G-Chevy at Sears Point (now Sonoma) Raceway in an IMSA Camel GT race in 1983.
References
- "1983 March 83G".
- "March 83G group C1 (1983) - Racing Cars". tech-racingcars.wikidot.com.
- "1983 March 83G Chevrolet Specifications". Ultimatecarpage.com.
- "1983 March 83G technical and mechanical specifications". conceptcarz.com.
- "March 83G". Retrieved 20 October 2022.
- "1983 March 83G". conceptcarz.com.
- "1983 March-Chevrolet 83G". www.goodingco.com.
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