Chevrolet Performance SP350/385 350ci Turn-Key Crate Engine – 19433040

Maximize small-block potential with the Chevrolet Performance SP350/385 350ci Turn-Key Crate Engine. This high-performance package delivers 385 horsepower and 420 lb-ft of torque with all accessories included. The SP350/385 features premium aluminum cylinder heads, aggressive camshaft profile, and optimized components for maximum naturally aspirated power from 350 cubic inches. The turn-key configuration includes distributor, carburetor, water pump, and all necessary accessories for immediate installation. Perfect for performance builds, street rods, and applications requiring maximum small-block power. Factory-assembled and dyno-tested.

**Technical Specifications:**

SP350-385 Technical Specifications
Reference: 19433040
Engine Type: Chevy Small-Block V-8
Displacement (cu. in.): 350
Bore x Stroke (in.): 4.000 x 3.480
Block (P/N 10105123): Cast iron with 4-bolt main bearings
Crankshaft (P/N 12556307): Forged steel
Connecting Rod (P/N 10108688): Powder metal
Pistons (P/N 10159436): Hypereutectic aluminum
Camshaft Type (P/N 10185071): Hydraulic roller
Camshaft Lift (in.): .474 intake / .510 exhaust
Camshaft Duration (@.050 in.): 208° intake / 221° exhaust
Cylinder Heads (P/N 19300955): Aluminum Fast Burn; 62 cc chambers
Valve Size (in.): 2.000 intake / 1.550 exhaust
Compression Ratio: 9.6:1 nominal
Rocker Arms (P/N 10089648): Stamped steel
Rocker Arm Ratio: 1.5:1
Recommended Fuel: Premium
Ignition Timing: 36° total at 4000 RPM
Recommended Maximum RPM: 5800
Balanced: External