Supertech Trc Honda S2000 Ap2 Valve Spring Retainers F20c F22c S2000 S2k
BRAND NEW TRC/SUPERTECH S2000 AP2 RETAINERS AND RETENTION CLIPS. TRC F22C valve retainers. 32 Supertech F22C retainer keepers (“cotters”). The phenomenon of F20C retainers experiencing cracking due to mechanically-induced over-revs has been known since the early days of AP1 production, but a sea change occurred in 2004. Honda’s new F22C design used revised retainers. This kit is only for those that want to upgrade over stock limitations.
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