wmr_raceshop’s freshy gasgas.official MC85 😍 My favorite feature on the Austrian 85’s is the external power-valve spring preload adjuster. For those of you who have had a chance to ride a bike with an adjustable power-valve, do you prefer it tighter or looser? redbullusa redbull redbullmotorsports motosportinc rdrco.inc allballsracing_ bbrmotorsports #MC85 #GasGas #2stroke