Cylinder Head Assembly for BD154 Engine Case IH Tractors - Sparex Part S.66580

The Sparex S.66580 Cylinder Head Assembly is a premium-quality replacement component designed to restore engine efficiency and performance in Case IH and International Harvester tractors equipped with BD154 diesel engines. It ensures optimal compression, combustion, and cooling for smooth and reliable operation in the field. Engineered specifically for the BD154 engine, this precision-cast cylinder head assembly is built for strength, heat resistance, and long-term dependability. Each head is designed to meet or exceed OEM manufacturing standards, guaranteeing proper fitment and performance across a wide range of compatible models. Manufactured by Sparex — a globally trusted supplier of agricultural parts — this cylinder head directly replaces OEM part numbers 3044489R91 and 41-20 used by Case IH, International Harvester, and Ford/New Holland. It delivers proven OEM-level reliability with every installation. Perfect for farmers, engine rebuilders, and agricultural service engineers working with Case IH tractors including 2350, 238, 3434, 364, 374, 384, 434, 444, and B414. Ideal for restoring full engine performance and extending equipment lifespan. Key Features ? High-quality cylinder head assembly for BD154 diesel engines ? OEM replacement for Case IH, International Harvester, and Ford/New Holland ? Precision-engineered casting for durability and long service life ? Ensures optimal combustion, compression, and cooling performance ? Direct-fit design for easy installation and reliable sealing ? Manufactured by Sparex to meet or exceed OEM specifications Perfect for: Farmers, service technicians, and rebuild specialists maintaining Case IH tractors. Explore More: Cylinder Heads | Cylinder Head Components | Engine Parts