This is what I have till know, I will try to find for info, thanks for the info you guys send.
I need also the spring rate, that how it will be easier to compare,
soft from Kyosho y diferent from OFNA soft
What is the rate that OFNA uses???
I will try a spring formula for the MUGENS and Kyosho, but hope someone out there has it done
Find attached what I have done.