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IndyCar engines must weigh at least 248 pounds, and the car at least 1,570. So that's exactly what teams aim for and not an ounce more. We spoke with two of the men most responsible for the 2.2 ...
To convert nonadjustable, pedestal-style Ford V-8 valvetrains to a fully adjustable valvetrain with screw-in studs and guide plates, machine as shown in this diagram, and the table that follows it.