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Reference Information

Crate Engines, GM 327 C.I.D. 350 HP Fully Dressed Long Block, Aluminum Heads, 9.45:1 Comp., Hydraulic Roller, 670 cfm Carb, Chevrolet, 5.0L, Each

BluePrint Engines GM 327 c.i.d. 350 hp fully dressed long block crate engines are available with a Holley Sniper EFI system or a 670 cfm carburetor with electric choke. Both versions are also offered with or without a polished front pulley.

BASIC ENGINE SPECS:
• HP and torque: 350 hp / 350 lbs.-ft.
• Compression ratio: 9.4:1
• Aluminum heads
• Hydraulic roller cam
• Forged crank
• Hypereutectic pistons

BLOCK:
• NEW BluePrint cast iron block
• 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:
• New BluePrint forged crankshaft
• 3.250 in. stroke
• Forged 5.700 in. connecting rods with 150,000 psi bolts
• Hypereutectic pistons
• Internal Front / External Rear

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
• At .050, 114 degree lobe separation angle

IGNITION TIMING:
• 32-34 degrees total at 3500 rpm

ALSO INCLUDES:
• Premium Vintage valve covers
• Premium Vintage air cleaner
• 6.75 in. harmonic balancer
• Spark plugs
• Under header spark plug wires (perfect for Rams Horn exhaust manifolds)
• Oil pan
• Timing cover
• Aluminum Intake manifold
• Small cap ready-to-run distributor equipped with Tach Drive and coil
• Dyno tested and shipped with results
• Warranty: 30 month / 50,000 mile
• Front accessory drive with water pump, A/C compressor, alternator, and power steering pump

NOTES:
• Not for use in pollution-controlled vehicles.
• The front accessory drive on this engine fits many vehicles, however it is the customer responsibility to accurately measure and confirm fitment. Note this is a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.