Quote Originally Posted by Rich View Post
Not wishing to sound picky, but hammer springs are compression springs not tension springs. You mean reducing the pre-load or increasing it.
Thanks for pointing that out Rich.. I take it the firing valve spring also a compression type?

Quote Originally Posted by Rich View Post
The two options aren't quite the same; the striker will have more mass than the firing valve.
So having more mass means it moves slower than the firing valve is able open / shut? When would you alter the the pre-load on the striker as opposed to the firing valve and what are the differences in effect?

Sorry but genuinely trying to get my head around this..