Big Power, Built for Boost – BluePrint GM 383 Power Adder Long Block If you’re looking for a high-performance engine that can handle boost and deliver 415 horsepower with ease, the BluePrint GM Small Block 383 Power Adder Long Block BP38317CT1 is the solution. Designed for turbocharged or supercharged applications, this engine combines strength, reliability, and the ability to handle high-pressure power adders with confidence. With forged internals, a hydraulic roller cam, and BluePrint aluminum cylinder heads, this engine is purpose-built for those who want to push the limits of their C10, Chevelle, or Camaro. Whether you’re dominating the track or cruising the streets, this long block is ready for action. What’s Included? The BP38317CT1 Power Adder Long Block comes equipped with: BluePrint High-Strength Cast Iron Block: Machined in the USA for exceptional durability. Oil Pan, Valve Covers, and Timing Cover pre-installed for a complete package. Dual Keyway Forged Crankshaft: Built to handle high loads from power adders. BluePrint Aluminum Cylinder Heads for optimal airflow. Harmonic Balancer included for balance and smooth operation. Performance Highlights Horsepower & Torque: 415 HP / 430 FT. LBS. – Perfect for boosted applications. Compression Ratio: 8.9:1 – Boost-friendly for turbos or superchargers. Camshaft Specs: Lift: .536" intake / .555" exhaust. Duration (@ .050): 224° intake / 236° exhaust. Lobe Separation Angle: 113°. Cylinder Heads: 64cc combustion chambers for optimized compression. 2.02" intake valves and 1.60" exhaust valves for efficient airflow. Built for Power Adders Block Features: 4-Bolt Main Block: Provides a solid foundation for high-pressure applications. Dual Keyway Crank: Enhances durability under the added stress of forced induction. Rotating Assembly: Forged Crankshaft (3.750" Stroke): Designed to handle the added loads of boost. Forged I-Beam Connecting Rods (5.700"): Built for strength and longevity. Forged Pistons: Engineered to withstand high cylinder pressures. Cylinder Heads: BluePrint Aluminum Heads (H8002K): 195cc intake runners and 75cc exhaust runners for superior breathing. Designed with .500 raised ports compared to OEM for improved performance. Why Choose the BluePrint 383 Power Adder Engine? This engine is built for enthusiasts who demand high performance and durability: Ideal for Power Adders: Boost-ready with forged internals and a low compression ratio. Versatile Compatibility: Perfect for classic Chevy builds like the Nova, Chevelle, Camaro, or C10. American Quality: Manufactured and machined in the USA for top-tier reliability. Key Specifications: Displacement: 383 c.i. Horsepower: 415 HP Torque: 430 FT. LBS. Fuel Type: Premium pump gas recommended. Installation Notes: Timing Recommendations: Initial timing 10-16° and total timing 32-34° for optimal performance. Boost Capabilities: Specifically designed for use with turbos or superchargers.
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