The Blueprint Engines BP38318CTC1D is a factory-assembled GM 383 cubic inch (C.I.D.) dressed stroker long block crate engine, designed and tested by Blueprint Engines in the United States.This model provides a complete solution for GM small block enthusiasts seeking reliable power, modern efficiency, and drop-in installation convenience. Unlike the Base Dressed version, the BP38318CTC1D comes with additional external components pre-installed, making it closer to a ready-to-run engine setup. Each unit is precision-built, balanced, and dyno-tested according to Blueprint Engines’ quality standards. Performance and ReliabilityThis 383 stroker engine delivers a balanced power curve with approximately 436 horsepower and 443 lb-ft of torque under factory testing.It’s engineered for smooth drivability, durability, and consistent results across various street and performance applications. Important Performance Disclaimer: The horsepower and torque figures are approximate factory test results under controlled conditions. Actual output may vary depending on intake, exhaust, ignition, and installation environment. Engine is supplied as dressed long block, not a turnkey system — carburetor, ignition components, and accessories may vary by configuration. Installation by a qualified technician or professional workshop is recommended. No performance guarantee or modification warranty is expressed or implied. About Blueprint Engines:Blueprint Engines is a U.S. manufacturer specializing in precision-built crate engines for classic, muscle, and performance vehicles. Each engine undergoes dyno testing, inspection, and documentation prior to shipment, ensuring it meets factory performance standards and quality expectations. Key Technical Specifications Specification Details Brand Blueprint Engines Model Number BP38318CTC1D Engine Type GM Small Block Stroker Configuration Dressed Long Block Crate Engine Displacement 383 Cubic Inches (C.I.D.) Horsepower (Factory Tested) Approx. 436 HP Torque (Factory Tested) Approx. 443 lb-ft Fuel Type Gasoline Cooling System Liquid-cooled Block Material Cast Iron Cylinder Heads Aluminum Condition Brand New (Factory Assembled) Country of Origin United States Included Components Dressed long block assembly with pre-installed heads, valve covers, and timing cover Applications GM small block–based vehicles, street performance, classic restorations, and custom builds Compliance & Disclaimer All technical data is based on official factory specifications from Blueprint Engines.Actual performance outcomes depend on vehicle setup, fuel system, and operating conditions.This product is intended for street and performance use; it is not certified for competition or racing unless modified accordingly.