The cylinder block is the foundation of your engine’s power. If your Isuzu 4HK1 has suffered from extreme overheating or structural fatigue, a full Isuzu 4HK1 Cylinder Block Assembly is the only way to ensure a "like-new" restoration. Rather than patching up an old, worn unit, a fresh product keyword 1 provides the structural integrity needed to handle high-boost pressures. This assembl...