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Hardcore flathead racers didn’t take kindly to the arrival of the Chevy small-block in 1955. The Halberg-Purinton digger raced at Orange (and other New England strips) until 1970, using a variety of flatheads. Clearly the guys felt the Chevy 265 valve cover was better suited to scooping air than powering their Chassis Research K-88–based race car. One of the team’s engines was a 296 flattie utilizing the 37th flathead injection unit sold by Stu Hilborn’s fledgling enterprise.