How to soften tyre compound?

big.b-lil.c, Mar 18, 8:43pm
think very carefully before you go on a track with sub standard tyres. you are a long time dead.
im not trying to be a a/hole

desmodave, Mar 18, 9:06pm
Post a pic of your bike and tyres so we can see what you ride and how hard.I have a spare metzler race tec rear not being used.

petermcg, Aug 3, 6:46pm
I always used automatic transmission fluid for the drags