23. Dyno numbers are one thing, but how does the new Hilborn setup feel on the street? Jeff reports: “The drivability improvement is through the roof compared to the carbs. There’s a night and day difference, especially at low rpm. The throttle response is so much better, and the car is now much more fun to drive.” The ’61 has a 700-R4 trans and 10-bolt rear, making it an ideal street machine.