Event: G.I. Joe's Grand Prix PortlandDate: 5.8.1979
Track: Portland International Raceway (United States), unknown lengthOrganiser: unknown

Portland IMSA GTU

(Car Appearance)

No.CarEntrantColourSponsorsTyresLubricantBodyEngine
17Mazda RX-7Racing Beatwhite (+red/blue)AKAI/Racing Beat/RECAROGoodyearPennzoilclosedfront
24Porsche 924-front
33Datsun ZXblue/red/whiteBudweiser/BOB SHARP RACING/DATSUNGoodyearclosedfront
38Mazda RX-7white (+red)mazdaGoodyearclosedfront
39Datsun 240Z-front
43Porsche 911Bob Greggredopenrear
48Datsun 240Zwhite (+green)DATSUN/Pierotti/Kontrolle ShocksGoodyearValvolineclosedfront
49Datsun 240Zblack (+red/orange)Kontrolle ShocksValvolineclosedfront
56Porsche 914/6red (+orange)hardtopmid
58Porsche 914/6-mid
62Porsche 914/6Koll Motor SportswhiteCOSTA CONSTRUCTIONPennzoilhardtopmid
64Porsche 911Aase Bros.white (+red/yellow/black)troutmanGoodyearclosedrear
70Alfa Romeo GTVred/whiteclosedfront
74Datsun Zorange/blue (+white)Valvolineclosedfront
77Mazda RX-7Roger Mandevillewhite (+green)mazdaclosedfront
79Mazda RX-7Sports Ltd. Racingred/white (+black)MAZDA RX 7GoodyearValvolineclosedfront
83Datsun 280ZXElectramotivered/blue (+white)DATSUN/ELECTRAMOTIVEGoodyearValvolineclosedfront