By Steve Wittich Papaya orange history  With 18 past wins, including the 1974 and 1976 Indianapolis 500s, McLaren Racing (McLaren) is no stranger to Indy car competition. McLaren made their first foray into American open-wheel racing in 1970, entering two cars in the 54th 500 Mile International Sweepstakes. Carl Williams and Peter Revson piloted a pair…