Hey guys. I installed the midnight blue secondary spring, spacer washers in primary , hh and 14.8mm rollers. It works amazing night and day from engagement through to wot. How ever when idling it sometimes has a high pitch frequency noise. Anyone know why or how? Thanks! P.s If you could please vote and help me in this year social media contest at; www.supertraxmag.com/NATS Vote daily because every time you vote your entered to win prize packs!