Quote Originally Posted by TonyL View Post
I've heard this many times and must get round to doing it to mine one day.
And I should get around to do a spring/velocity comparison.
I have a couple cut striker springs at different lengths, so a chronograph session with different springs should give numbers that can be used if other people want to cut down a spring without going too far.
One thing you have to bear in mind is that a cut down spring could introduce some valve-lock at high summer temperatures.
Other than that its a win-win-win situation: less cocking effort, less gas consumption, less noise.