Yes, you can C-clamp the spring and replace the bolt.
For some reason the first paragraph didn't show up in my original post. Anyway if I had the front spring down and the bolt out, now would certainly be the time to clean and grease it. It sure makes the ride better. I like to grease the...
here are my picks. Original restoration started in 1972. I have owned for 5 years and just complete the project, but there is a vibration when the engine is running. I think it is the flywheel. because i put a crankshaft with the balancing weights.