Chevrolet Performance 383 C.I. Truck Crate Engine 323HP w/ Dual Plane Intake Manifold

Using a dual plane intake manifold, this engine (19433036) allows you to swap your old motor accessories to your new build! It offers 323 horsepower and an amazing 444 ft-lbs. of torque between 2,500 and 4,000 RPM. The cast iron block features 4-bolt main caps and a 9.1:1 compression ratio that's ideal for regular gasoline use.

Features and Benefits:
- Engine Type: Chevy Small-Block V8
- Displacement (cu in): 383
- Bore x Stroke (in): 4.000 x 3.800
- Block: Cast-iron with 4-bolt main caps
- Crankshaft: 4340 Forged steel
- Connecting Rods: Heavy-duty PM steel
- Pistons: Hypereutectic aluminum
- Camshaft Type: Hydraulic roller
- Camshaft Lift (in): .431 intake / .451 exhaust
- Camshaft Duration (@.050 in): 196° intake / 206° exhaust
- Cylinder Heads: Vortec iron; 64cc chambers
- Valve Size (in): 1.940 intake / 1.500 exhaust
- Compression Ratio: 9.1:1
- Rocker Arms: Stamped steel
- Rocker Arm Ratio: 1.5:1
- Water Pump: Cast iron
- Recommended Fuel: Regular pump
- Ignition Timing: 32° Total @ 4,000 rpm
- Maximum Recommended rpm: 5000
- Balanced: External
- Flexplate: 12.750
- Intake Manifold: Dual Plane Aluminum

Additional Notes:
- Requires addition of carburetor, ignition, and starter (NOT included).
- Rochester Quadrajet or Holley 670-cfm carburetor recommended.
- Comes with 12.750" externally balanced 153-tooth automatic transmission flexplate. Requires externally balanced flywheel for manual transmission.
- Uses a right-side dipstick.
- NOT intended for marine applications.

*Only for use on pre-pollution controlled vehicles: Designed for pre-1976 street vehicles or any off-road vehicle.