Edelbrock 1481 hook up.
Also, after you correct the linkage and spring issues, you MUST make sure the throttle pressure linkage is adjusted correctly.
Your best starting point is to block the gas pedal all the way open and adjust the throttle linkage so that the lever at the transmission under the car is pushed ALL the way BACK. Then if it shifts too late, you can back off the adjustment at the carburetor.