3 0 2006 Caterpillar AAFE Engine for a Blue Bird AAFE $350 USD Quality used rocker arm housing / valve cover riser for Caterpillar C7, comes with injector harness as well. Rocker arm hosuing P/N # 249-0017, Injector harness P/N # 520-1511 ConditionUsedFits To Make(s)BLUE BIRDFits To Model(s)AAFEStock Number13035-35R MLS Number11705516CategoryEngines Last Updated8/19/2025 LocationBig Lake, MN, US Sold ByQuality Bus and Truck Parts (844) 580-___ SHOWNUMBERCall Seller Email Seller Save More Info