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Complete Archive of Chassis RX7-Dunham#

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250 mile Daytona Paul Revere						4.7.1980
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jim Downing (USA)		Result: 31^st Grid: 40^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Road America 500 Miles			Road America Pabst 500			31.8.1980
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)/John Maffucci (USA) listed, never drove: Jim Downing (USA)		Result: 21^st Grid: 47^th (2:44.5900)
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Road Atlanta IMSA GTU			IMSA GT Road Atlanta			21.9.1980
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 8^th Grid: 15^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona Finale 250 Miles			Championship Finale			30.11.1980
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 55^th - did not finish Grid: 59^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona 24 Hours			19th Annual 24 Hour Pepsi Challenge Daytona			1.2.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Downing/Maffucci Racing (USA)			Closed bodywork
		Downing/Maffucci Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/John Maffucci (USA)/Stanton Barrett (USA)		Result: 66^th - did not finish Grid: 43^rd (2:06.1150) - 44^th fastest qualifier
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Sebring 12 Hours			The Coca-Cola Twelve Hours of Sebring, International Grand Prix of Endurance			21.3.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Tom Sheehy (USA)/Luis Sereix (USA)		Result: 39^th Grid: 49^th (3:05.1720)
		Sponsors: Budweiser			Colours: red/brown
		Sponsors: Budweiser			Tyres: Goodyear
Photo updated: 28/01/2003		Photo by courtesy of: Dave Kutz


Road Atlanta IMSA GTU			Road Atlanta Camel GT			12.4.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 8^th Grid: 13^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Riverside 6 Hours			Los Angeles Times/Toyota Grand Prix of Endurance Riverside			26.4.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Mike Meyer (USA)		Result: 50^th - did not finish Grid: 42^nd (2:01.0000)
		Sponsors: unknown			Colours: red/brown
		Sponsors: unknown			Tyres: Goodyear
Photo updated: 25/04/2006		Photo by courtesy of: Van K. Zannis III


Laguna Seca IMSA GTU			Datsun Monterey Tripple Crown Laguna Seca			3.5.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 4^th Grid: 9^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Mid-Ohio 200 Miles			Red Roof Inns GT 200 Mid-Ohio			31.5.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 42^nd - did not finish Grid: 33^rd
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona 250 Miles Paul Revere			Summer Speed Week 81 Daytona			4.7.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 34^th - did not finish Grid: 22^nd
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Road Atlanta IMSA GTU			Road Atlanta GT II			13.9.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 24^th - did not finish Grid: 11^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Pocono 500 Miles			The World Comes To Pocono, Kenwood Stereo 500 Grand Prix			27.9.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Drivers listed: Jack Dunham (USA)		Result: did not arrive
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona Finale 250 Miles			1981 IMSA National Championship Finale Daytona			29.11.1981
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 68^th - did not finish Grid: 50^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona 24 Hours			20th Annual 24 Hour Pepsi Challenge Daytona			31.1.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Scott Smith, Jr. (USA)/Scott Smith (USA)		Result: 18^th - did not finish Grid: 41^st (2:05.0910)
		Sponsors: unknown			Colours: yellow (+red)
		Sponsors: unknown			Tyres: unknown
Photo updated: 29/01/2006		Photo by courtesy of: Chad & Donald Casey


Sebring 12 Hours			30th Anniversary Coca-Cola Twelve Hours of Sebring Camel GT			20.3.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Luis Sereix (USA) DNS: Mike Meyer (USA)		Result: 35^th - did not finish (Accident) Grid: 33^rd (3:00.8220)
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Riverside 6 Hours			Los Angeles Times/Toyota Grand Prix of Endurance			25.4.1982
66		Mazda RX-7 # - Mazda 2300 cc Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jeff Kline (USA)		Result: 8^th Grid: 27^th
		Sponsors: mazda/Dunham Trucking			Colours: yellow (+red)
		Sponsors: mazda/Dunham Trucking			Tyres: unknown
Photo updated: 22/09/2003		Photo by courtesy of: Rob Ryder (Kodak)


Laguna Seca IMSA GTU			Datsun Monterey Tripple Crown Laguna Seca			2.5.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 3^rd Grid: 10^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Charlotte 500 Kilometres			Camel GT 500 Charlotte Motor Sppedway			16.5.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jeff Kline (USA)		Result: 35^th - did not finish Grid: 29^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Mid-Ohio IMSA GTU			Red Roof Inns Camel GT Sprints Mid-Ohio			23.5.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 3^rd Grid: 9^th
		Sponsors: mazda/Dunham Trucking			Colours: yellow (+red)
		Sponsors: mazda/Dunham Trucking			Tyres: unknown
Photo updated: 13/04/2007		Photo by courtesy of: Mark Windecker


Mid-Ohio 100 Miles			Red Roof Inns Camel GT Sprints Mid-Ohio			23.5.1982
66		Mazda RX-7 # - Mazda 2300 cc Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 10^th Grid: 18^th
		Sponsors: mazda/Dunham Trucking			Colours: yellow (+red)
		Sponsors: mazda/Dunham Trucking			Tyres: unknown
Photo updated: 13/04/2007		Photo by courtesy of: Mark Windecker


Summit Point IMSA GTU			The NTW 300 Camel GTU			20.6.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 5^th Grid: 8^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona 250 Miles Paul Revere			Summer Speed Week '82 Daytona			3.7.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 16^th Grid: 21^st
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Portland IMSA GTU			G.I. Joe's Toyota Grand Prix Portland			1.8.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham (USA)			Closed bodywork
		Jack Dunham (USA)			Front-engined
		Drivers listed: Jack Dunham (USA)		Result: did not arrive
		Sponsors: unknown			Colours: yellow (+red)
		Sponsors: unknown			Tyres: unknown


Mosport 6 Hours			Labatt's 50 GT			15.8.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking Co. (USA)			Closed bodywork
		Dunham Trucking Co. (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jim Mullen (USA)		Result: 21^st - did not finish (Accident) Grid: 24^th
		Sponsors: unknown			Colours: yellow (+red)
		Sponsors: unknown			Tyres: unknown
Photo updated: 23/01/2005		Photo by courtesy of: Chris Mann and Wayne Ellwood


Road America 500 Miles			Pabst 500 Weekend Road America			22.8.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Tracking (USA)			Closed bodywork
		Dunham Tracking (USA)			Front-engined
		Drivers listed: Jack Dunham (USA)/Jim Mullen (USA)		Result: did not arrive
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Mid-Ohio 6 Hours			The Lumbermens 6-Hour Camel GT North American Sports Car Championship			5.9.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Racing (USA)			Closed bodywork
		Dunham Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jim Mullen (USA)		Result: 19^th Grid: 25^th
		Sponsors: Dunham Trucking/mazda			Colours: yellow (+red)
		Sponsors: Dunham Trucking/mazda			Tyres: unknown
Photo updated: 06/02/2023		Photo by courtesy of: Graham L. Smith and Mark Windecker


Road Atlanta 500 Kilometres			Sprite 500 Camel GT Endurance			12.9.1982
66		Mazda RX-7 # - Mazda 2300 cc Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jim Mullen (USA)		Result: 10^th Grid: 27^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Pocono 500 Miles			Camel GT 500 Grand Prix Pocono			26.9.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jim Mullen (USA)		Result: 10^th Grid: 31^st
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona Finale 3 Hours			1982 IMSA National Championship Finale Daytona			28.11.1982
66		Mazda RX-7 # - Mazda Rotary				GTU
		Dunham Trucking (USA)			Closed bodywork
		Dunham Trucking (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jim Mullen (USA)		Result: 14^th Grid: 43^rd
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona 24 Hours			Silver Anniversary Edition 24 Hr. Pepsi Challenge Daytona			6.2.1983
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jeff Kline (USA)/Jon Compton (USA)		Result: 42^nd - did not finish (Engine) Grid: 43^rd (2:03.6030)
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


GP Miami IMSA GTU			Budweiser Grand Prix of Miami			27.2.1983
66		Mazda RX-7 # - Mazda Rotary				GTU
		Jack Dunham Racing (USA)			Closed bodywork
		Jack Dunham Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 3^rd Grid: 2^nd
		Sponsors: unknown			Colours: yellow
		Sponsors: unknown			Tyres: unknown


Sebring 12 Hours			12 Hours of Sebring, The Coca-Cola Classic			19.3.1983
66		Mazda RX-7 # - Mazda 1300 cc Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jeff Kline (USA)/Jon Compton (USA)		Result: 6^th 1^st in GTU Grid: 32^nd (2:48.6540)
		Sponsors: mazda			Colours: yellow (+red)
		Sponsors: mazda			Tyres: unknown
Photo updated: 15/02/2019		Photo by courtesy of: Donald Lee and Rob Weber robweber.net


Road Atlanta 500 Kilometres			Road Atlanta Nissan/Datsun Camel GT 500 Kilometres			10.4.1983
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jeff Kline (USA)		Result: 15^th Grid: 46^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Riverside 6 Hours			Los Angeles Times/Datsun Grand Prix of Endurance			24.4.1983
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA) listed, never drove: Jeff Kline (USA)		Result: 46^th - did not finish Grid: 38^th
		Sponsors: unknown			Colours: yellow
		Sponsors: unknown			Tyres: Firestone
Photo updated: 15/02/2019		Photo by courtesy of: Ted Hedman


Laguna Seca IMSA GTU			Monterey Triple Crown Laguna Seca			1.5.1983
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 8^th Grid: 5^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Daytona 24 Hours			22nd Annual SunBank 24 at Daytona Camel GT			5.2.1984
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Paul Lewis (USA)/Jeff Kline (USA)		Result: 18^th Grid: 46^th (2:12.5880)
		Sponsors: mazda			Colours: yellow (+red)
		Sponsors: mazda			Tyres: Bridgestone
Photo updated: 27/01/2004		Photo by courtesy of: Mark Windecker


Miami IMSA GTU			Budweiser Grand Prix of Miami			26.2.1984
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)		Result: 4^th Grid: 5^th
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Sebring 12 Hours			The Coca-Cola Classic Twelve Hours of Sebring			24.3.1984
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Paul Lewis (USA)/Jeff Kline (USA)		Result: 68^th - did not finish (Engine) Grid: 30^th (2:44.7220)
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown


Road Atlanta 500 Kilometres			Road Atlanta Camel GT			8.4.1984
66		Mazda RX-7 # - Mazda Rotary				GTU
		Mike Meyer Racing (USA)			Closed bodywork
		Mike Meyer Racing (USA)			Front-engined
		Driven by: Jack Dunham (USA)/Jeff Kline (USA)		Result: 16^th Grid: 31^st
		Sponsors: unknown			Colours: unknown
		Sponsors: unknown			Tyres: unknown

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