This is a A-3923564 Guide, Valve PN: 3923564Main Description As Following : A-3923564 Guide; Valve P.N: 3923564 A-3923564 Guide; Valve P.N: 3923564 Replaces: C3923564 MAXIFORCE , Crossed From: HCK3923564 , , HE3923564 , Found in Section & Models : Engine Parts > 6-830T Turbo Charged Cummins "C" Series, Case-IH COMBINE: 1660 (Qty: 12), Case-IH COMBINE: 1666 (Engine SN 44706126>) (Qty: 12), Case-IH COMBINE: 1670 (Engine SN <44706125) (Qty: 12), Case-IH COMBINE: 1680 (Engine SN <44706125) (Qty: 12), Case-IH COMBINE: 2166 (SN