VALVE SEAT INSERT. Engine fitment, sale units and available shipping weights are subject to verification.Qualcast VALVE SEAT INSERT Qualcast 21-1250-61SKU: Qualcast 21-1250-61$9.76PriceOut of StockMANUFACTUREQualcastAVAILABLITYPlease contact Engine Builders Warehouse to confirm availability and lead time.YMM / FitmentFK281-09A: DOHC 32 VALVE V-8 VIN V MUSTANG(EXCEPT COBRA), CONTINENTAL; FK330-01H: DOHC 32 VALVE V-8 VIN A, R. NAVIGATOR, BLACKWOOD W/FLAT TOP PISTONHUB AVAILABLITYON HAND: 16 (HUB snapshot; not live)MANFACTURE DISCRIPTIONVALVE SEAT INSERTEngine CodeF-4.6-32V | FK281-09A; F-5.4 32V | FK330-01H