Chevrolet Performance SP383 Deluxe Crate Engine
Unleash classic street power with a modern twist. The Chevy SP383 Deluxe Crate Engine (P/N 19433035) delivers 435 horsepower and 445 lb-ft of torque, combining the durability of a cast-iron block with high-flow Fast Burn aluminum heads for maximum performance. Built with a long 3.800” stroke and 4.000” bores, this 383 stroker brings serious low-end torque and rev-happy thrills, ideal for street builds and the occasional track pass.
Now available for $14,499 + tax at Humberview Commercial Trucks, part of our GM Offers.
TECH SPECS
- Part Number: 19332532 / 19355722
- Engine Type: Chevy Small-Block V-8
- Displacement (cu in): 383
- Bore x Stroke (in): 4.005 x 3.800
- Block (P/N 88962516): Cast-iron with 4-bolt main caps
- Crankshaft (P/N 12489436): Forged steel
- Connecting Rods (P/N 19332460): Heavy-duty PM steel
- Pistons (P/N 12499103): Hypereutectic aluminum
- Camshaft Type (P/N 19210723): Hydraulic roller
- Valve Lift (in): .509 intake / .528 exhaust
- Camshaft Duration (@.050 in): 222° intake / 230° exhaust
- Cylinder Heads (P/N 19300955): Fast Burn aluminum; 62cc chambers
- Valve Size (in): 2.000 intake / 1.550 exhaust
- Compression Ratio: 9.6:1
- Rocker Arms (P/N 19210724): Aluminum roller style
- Rocker Arm Ratio: 1.5:1
- Recommended Fuel: Premium pump
- Ignition Timing: 36° Total at 4,000 rpm
- Maximum Recommended rpm: 6,000
- Flexplate (P/N 14088765): 12.750"
- Balanced: External
INSTALLATION NOTES
- Requires addition of carburetor, ignition, fuel pump, thermostat housing, thermostat, and starter (not included)
- 435 horsepower rating achieved during GM testing with high-rise single-plane intake manifold (P/N 12496822) and a 770-cfm carburetor with vacuum secondaries (P/N 19170093)
- Chevrolet Performance dual-plane intake manifold (P/N 12366573) may be used to avoid hood clearance problems, but peak power may decrease by approximately 15-20 horsepower
- Comes with 12.750" externally balanced 153-tooth automatic transmission flexplate. Requires externally balanced flywheel for manual transmission.
- Designed for pre-1976 street vehicles or any off-road vehicle
- Not intended for marine applications
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