From the 1989 1990 season Porsche ran only a couple years in INDYCAR barely used.
Vintage Quaker State Porsche Racing Team Strapback Hat Green Indy Car Hat
RARE VINTAGE Quaker State Racing Indy Car Porsche Race Embroiderd Sew ON PATCH
Quaker State Porsche 1987 Laguna SECA Pin Indycar F1 Open Wheel Racing
PORSCHE OFFICIAL QUAKER STATE FOSTERS INDY CAR RACING LAPEL PIN NEW 1990.
1988 PORSCHE Indy Car Poster - Quaker State
PORSCHE OFFICIAL INDY CAR CART RACING SERIES SHOWROOM POSTER 1988 QUAKER STATE
