Read the service manual, instructions for adjusting that linkage so the pedal arm is a set distance off the firewall/floor.

Do you have a return n sprig in place to pull the pedal back up? It attaches to a bracket under the steering box.

Grigg

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
---All pictures---
"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-