Cloudy weather did not keep more than 80 sponsors, 600 beautiful cars and 35,000 guests from this weekend's Kragen O'Reilly Sacramento Autorama at Cal Expo. This year marks 60 years of appreciation for customized, classic American muscle cars. The rods, which rolled in Wednesday for registration and early judging, still can be viewed Sunday, the last chance to catch the three-day show. This year's theme, Mardi Gras, lends a special flavor to the event with decoration and awards for cars that best depict the theme. The anniversary makes this a special year for event producer John Buck. Pictures of show winners all the way back to the first Autorama in 1950 are on display. The Capital Aut