Also if I make any adjustments I would do it with springs, I use a standard metric coil over spring so I can change to spring rates to pretty much anything I like.
My rides a 2002 SVT track car, & Boosted 2007 ST with the SAP.
The helmet has a special meaning for many drivers. How important is it to you? - It protects my head.
Do you have any special rituals when the helmet is concerned like many have? - I wipe it so that I can see better.