ATK High Performance GM 454 525 HP Stage 3 Long Block Crate Engines HP451PC – Global Marine Engines

ATK High Performance GM 454 525 HP Stage 3 Long Block Crate Engines HP451PC Brand: ATK High Performance Engines Manufacturer’s Part Number: HP451PC Part Type: Crate Engines Product Line: ATK High Performance GM 454 525 HP Stage 3 Long Block Crate Engines Summit Racing Part Number: HPE-HP451PC UPC: 653517515798 Crate Engine Family: Chevy Big Block Actual Engine Displacement: 7.4L/454 Crate Engine Cylinder Head Material: Aluminum Engine Block Material: Cast iron Advertised Compression Ratio: 9.9:1 Assembled: Yes Engine Balance: External Cam Style: Hydraulic roller, OE roller Rear Main Seal Style: 1-piece Intake Manifold Included: Yes Intake Manifold Style: Carbureted Cylinder Heads Included: Yes Carburetor Included: Yes Throttle Body Included: No Distributor Included: Yes Oil Pan Included: Yes Valve Covers Included: Yes Timing Cover Included: Yes Water Pump Included: Yes Harmonic Balancer Included: Yes Flexplate Included: Yes Flywheel Included: No Air Cleaner Included: No Spark Plugs Included: Yes Spark Plug Wires Included: Yes Computer Included: No Wiring Harness Included: No Supercharger Included: No Quantity: Sold individually.