Originally Posted by
murky123
I'm still running 6 hole pistons. and I asked Hupo Honigl to look at my setup ( outdoor hardpacked clay/dirt.
He advised me to run 4 hole pistons front and rear -
like 4x1,4mm front and 4x1,3mm rear!
my indoor setup I run 4x1.3mm front and 4 1.2mm rear