BluePrint Engines GM 350 C.I.D. 390 HP Dressed Long Block Crate Engines

BluePrint Engines GM 350 C.I.D. 390 HP Dressed Long Block crate engines are available with fuel injection—and base or deluxe carbureted models. SPECIFICATIONS FOR ALL MODELS INCLUDE: * HP and Torque: 390 hp / 410 lbs.-ft. * Compression Ratio: 9.2:1 * Aluminum Heads * Hydraulic Roller Cam * Cast Iron Crankshaft * Hypereutectic Pistons * BLOCK: NEW BluePrint Cast Iron Block Manufactured and Machined in the USA 4-Bolt Main 4.000 in. Bore 1-Piece Rear Main Seal Mech fuel pump provision: Yes Passenger Side Dipstick Drilled and tapped for clutch linkage * ROTATING ASSEMBLY: Cast Iron Crankshaft 3.480 in. Stroke Forged 5.700 in. connecting rods Hypereutectic pistons Internal Front/ External Rear engine balance * CYLINDER HEADS: BluePrint Aluminum Cylinder Heads 64cc chamber 2.02 in. intake/1.60 in. exhaust valves 195cc intake/75cc exhaust runners * CAM SPECS: Cam Type: Roller .495 Intake .502 Exhaust 220 Intake / 224 Exhaust duration @ .050 - 114 degree lobe separation * IGNITION TIMING: 32 Degrees Total at 3,500 rpm * ALSO INCLUDES: Valve covers Oil pan Timing cover Aluminum intake HEI distributor Dyno test results shipped with engine 30 month / 50,000 warranty INCLUDED ONLY WITH FUEL INJECTION MODEL BP3505CTF: * EFI system INCLUDED ONLY WITH BASE CARBURETED MODEL BP3505CTC: * 670 cfm carburetor INCLUDED ONLY WITH DELUXE CARBURETED MODEL BP3505CTCD: * Harmonic balancer * Spark plugs * Spark plug wires * Standard Rotation Long Style Water Pump * Waterneck and Thermostat * Fuel Pump * 670 cfm carburetor Show Less