Description
Description
SP383 Deluxe 435 HP Chevrolet Performance Small Block Crate Engine 19433035
435hp @ 5,600 rpm
445 lb.-ft. @ 4,600 rpm
NOTE: Refer to catalog for the complete horsepower and torque testing procedures.
SP383 Deluxe Crate Engine
Like the Turn-Key crate engine, the SP383 Deluxe is rated at 435 horsepower and 445 lb.-ft. of torque. It comes with the crankshaft balancer, intake manifold, carburetor and distributor installed.
Modern technology adds range to the 383 stroker!
Chevrolet Performance’s SP383 Turn-Key uses LS-inspired valvetrain technology to expand its rpm range, matching the stroker combination’s traditional torque with more high-rpm horsepower. Lightweight aluminum cylinder heads based on the proven Fast Burn design are at the heart of the SP383’s performance capability. They feature beehive-style valve springs to enable great high-rpm performance and durability, allowing the SP383 to rev higher and build more horsepower.
Additionally, the engine features a forged steel stroker crankshaft, an aggressive hydraulic roller camshaft and a high-flow aluminum single-plane intake manifold — and as a Chevrolet Performance Turn-Key Engine, it comes with the intake manifold and distributor installed. It also includes the carburetor, front-end accessory kit, crankshaft balancer, chrome air cleaner, starter, water pump and spark plug wires (some installation required).
Chevrolet Performance SP383 Deluxe 435 HP Small Block Crate Engine Installation Notes
- Requires an externally balanced flexplate for automatic transmission or an externally balanced flywheel for manual transmission. See chart in catalog
- Requires fuel line from fuel pump to carburetor
- Some assembly and minor engine tuning required
- Not intended for marine applications
Mobil 1 is the recommended engine oil for all Chevrolet Performance Engines






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