OK, I reread the first post. I thought he wanted to open up the hole to decrease the battering.
I would still operate under the assumption if it's not broke don't try and fix it. Assuming the factory guessed at a spring rate they they got it incorrect doesn't mean that your guess is any better.
I would still operate under the assumption if it's not broke don't try and fix it. Assuming the factory guessed at a spring rate they they got it incorrect doesn't mean that your guess is any better.