Another sneaky trick is to drill an extra cotter pin hole in the rod end where the threaded plug screws in. That gives you a 90 degree option to back off rather than 180 when adjusting the preload on the spring.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!