Jeff Wood made his debut in CART at the race that was part of what championship from 1981 to 1982?
Jeff Wood (racing driver):  He then made his CART debut in 1983 at the Caesars Palace Grand Prix driving for Dan Gurney. Caesars Palace Grand Prix:  For the first two years, the race was part of the Formula One World Championship, before becoming a round of the CART series in 1983.
Formula One World Championship