Wow, thats a very interesting watch, all those "snaked" springs seem way to long to me!A very common problem in many rifles is the firing pin spring. It is not just the Remington that can have this problem, so if you have the same issue as shone in this video it will prevent consistent ignition and sometimes fail completely. The problem is that If the spring inside diameter is...www.longrangehunting.com
Seems like a guy could attach it/them to the rear of the cocking piece. Either with a screw or by making a new cocking piece that was too heavy and iteratively machining it down until it reached the ideal weight.I am aware of a hall of fame bench rest shooter who built weights for his firing pins. He found that as he added weight a little at a time there would be a sweet spot above and below which his groups would get bigger.
I couldnt say how he fixed these weights to the pin or how they are designed
i just replaced a stock Remy 700 with Tubb speedlock firing pin and springs. It definitely cut the bolt jump when dry firing which he has a video of. The rifle was a tack driver before I replaced the firing pin and springs so I can’t say it helped but definitely didn’t hurt.