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08-06-2025, 05:58 PM
383 Ci 474 HP

Chevy Engine Build

Engine = 383ci, 4.030 x 3.75

Power = 474 hp @ 5,400

Compression = 10.1 on 91 - octane pump gas

Ignition Timing = 35 Degrees

Block = Production 350 Iron

Crankshaft = Scat Steel 3.75 - inch stroke

Rods = Scat 5.7 - inch I-Beam

Pistons & Rings = Federal - Mogul forged, 1/16-inch rings

Oil Pan & Pump = Melling standard pump, Milodon 5 qt.

Camshaft = Comp Cams 280 High Energy hydraulic roller 236/243 duration@0.050, 0.552/0.552inch

Rocker Arms = Roller 1.5:1

Heads = AFR 210cc heads

Valve Sizes = 2.08 / 1.60- inch

Intake Manifold = Edelbrock Pro-Flo EFI single plane

Carburetor = 1000 cfm throttle body, 36-lb injectors

Ignition = MSD-6A

Headers = 1 3/4 inch