The BIG BLOCK is BACK! This 572 cubic inch big block crate engine makes impressive power with excellent driveability while utilizing premium, unleaded pump gas. 655 Horsepower @ 5500 rpm 710 lb.-ft. torque @ 4500 rpm Engine type: 385 Series 'Big Block' Displacement 572 cubic inches Bore x stroke 4.500" bore x 4.500" stroke Block: Ford Performance A460 Big Block M-6010-A460 Crankshaft: SCAT® forged steel Connecting rods: SCAT® forged steel H-beam connecting rods and ARP® bolts Pistons: Diamond Racing® with floating wrist pins Camshaft: Hydraulic roller Lift: .649" Duration: Intake-259 degrees @ .050" lift/ Exhaust-263 degrees @ .050" lift Cylinder heads: Ford Performance "Super Cobra Jet" Aluminum Cylinder Heads M-6049-SCJA Valve springs: Dual with damper Intake valves: Stainless steel-2.20" diameter Exhaust valves: Stainless steel-1.76" diameter Compression ratio: 10.0:1 (nominal) Required fuel: Premium unleaded Rocker arms: Crower® Stainless Steel Roller Rockers Timing chain: Ford Performance Multi Index Timing Chain Set M-6268-A460 Oil pump: Heavy duty, aluminum body Jon Kaase® oil pump Vibration Damper: Ford Performance SFI approved Balanced: Internally balanced-use neutral balance flywheel (not included) Oil Pan: Ford Performance Deep Rear Sump Oil Pan M-6675-DRS460 Intake Manifold: Edelbrock® Victor® 2966 Carburetor: Holley® Street Avenger 870 cfm Distributor: MSD® distributor Water Pump: High Performance Edelbrock® water pump Spark Plug Wires: Ford Performance Blue 9mm spark plug wires M-12259-C460 Built with current available parts. Photos and specifications may vary. Additional freight may apply