harley0711
Member
Can the double action, Pull be worked on a 63, to smooth it out some?
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Try a 12 to 14 pound rebound spring.
What is the stock spring weight?
typically, I would agree with you if I was going to try to tune this revolver, I’m only looking at replacing the rebound spring that is a remove and replace signer no tuning requiredTuning of a S&W revolver should be done by someone who well and truly knows what he's doing (preferably factory-trained). There is much to that system which is not intuitive, even for the mechanically-inclined. Starts with removal of the sideplate (which is NOT pried off), proceeds to removal of the center pin (put empties in two charge holes before initiating) and arrives at an understanding of how and how many coils to remove from the rebound slide spring, and how deep the surface hardening is on the lockwork parts. It goes on. And yeah, don't back off on the strain screw, or you risk misfires.
The best way I know of to smooth out or lighten up a M63 is to:
1) Shoot the Revolver at least 1,000 rounds first
2) Get a slightly lighter main spring from Wolff
3) Get a slightly lighter rebound slide spring from Wolff
4) Shoot the Revolver
Remember guys, Rimfire Revolvers need a bit more umpff than a CF Revolver does due to the nature of the harder to set off rimmed primer! Don't go too light!