Originally Posted by Nat Maniac

I built my servo saver last night first without compressing the spring. I could do it but could only achieve 0-1mm.

Took off the spring, I few light compressions with the pliers got me to 3mm relatively easily with a good amount of resistance.

It's all gone together very well, although I am missing a front bull cup nut and conical shim. Perhaps it's ended up in the shock bags which I will tackle tonight.