That's a good idea. Go to the match and work the actions but start w/the hammer down so you can feel how smooth the action is.
Keep in mind NO rifle is ready for FAST competition until worked on.
My rifle progression (all 45LC)
1 94 Win worked on by me. Reliable but slow.
2 '92 Rossi from/worked on by
http://www.stevesgunz.com/ Fast, smooth, reliable but not short stroked.
3 '73 Beretta Renegade (Uberti) worked on by
http://www.cowboysandindianstore.com/ fastest, smooth, reliable and short stroked.
Many are saying steer clear of the new Marlins until Remington works out the QC problems.