Partially assembled engine block. The optimal base to give your 5 cylinder a good performance. The crankshaft is finely balanced, aligned and polished. ARP block stud bolt for the main bearing lane New ACL Race main bearing shells block drilled to 83mm, newly hammered and planned New oil spray nozzles Oil channel resealed Piston, conrod, oil pump and timing chain are optionally available. The engine can also be completed by us on request. Without exchange, shipping on pallet possible. Note: Run in racing engines Tuned engines need to be broken in properly so that you can enjoy them for as long as possible. Here you will find everything you need to know about " Run in the engine correctly "! Manufacturer Information about the manufacturer BAR-TEK BAR-TEK Motorsport GmbH Im Rauschen Auel 3, 51491 Overath-Brombach, Germany info@bar-tek.com