Sunoco's 1969 Camaro "Inspection Cruiser". Huh, even though it's just a 307, it's still a 1969 Camaro, and that would be mighty cool to see show up
Above is the famous frozen fuel of the Penske Donahue Camaro... dry ice was used to super chill a barrel or drum of gas, which when loaded into the Camaro, was helpful in packing more fuel into the gas tank, and lower the fuel air mix temp at the carb, possibly lowering the engine temp - but certainly packing more oxygen atoms per cfm for a more power
here's a better look at the drum in a barrel, being supercooled, and frosting the bottom half of the barrel
Ron was a freelance racing photographer dating back to 1963 and did work for Sports Car Graphic, Competition Press, Road and Track, as well as a number of karting magazines and even Rod and Custom.