Cylinder head assembly with valves for FPT Cursor 13 (12.9L) Tier 4A engines F3BFE613A/B/C and F3BFA613A (2010–2015). Replaces the bare heads 5801372235, 504021866 and 500306404. Case IH applications: Steiger / Quadtrac 400, 450, 500 (Tier 4A). New Holland applications: T9.450, T9.505, T9.560 (Tier 4A). Please confirm your engine serial number / engine part number before ordering. Fit a new head gasket and head bolts when replacing the head.