Blueprint Engines PSLS4273CTF: PSLS4273CTF GM LS 427 ci. (7.0L) ProSeries Base Dressed Engine w/GM Plastic Intake Manifold [605 HP]
GM Plastic Intake Manifold
GM LS 427 ci. (7.0L) ProSeries Base Dressed Engine 605 HP/565 ft.lbs. TQ New Cast Iron Block New LS3 Aluminum Cylinder Heads GM Plastic Intake Manifold Compression Ratio: 11:1 INCLUDES Engine Controller (ECM)