BluePrint SBC Crate Engine - 383 Base w/Aluminum Heads BP38318CT1

If you're building a small-block Chevy that demands reliable, repeatable power, the BluePrint SBC 383 delivers 436 hp and 443 ft-lbs of torque in a turnkey package. This crate engine eliminates guesswork with factory-quality machining, a modern hydraulic roller cam, and aluminum heads that breathe—everything you need to bolt into your project without weeks of machine work. Whether you're street-testing or track-proven, you get American-made engineering backed by BluePrint's reputation for precision.

• 377 Cubic Inches
• 436 HP / 443 FT-LBS
• 10.0:1 Compression
• Cast Iron Block (USA-Made)
• 4-Bolt Mains
• 4.000" Bore
• 3.750" Stroke
• 1-Piece Rear Seal
• Aluminum Cylinder Heads
• 64cc Chambers
• 2.02" Intake Valves
• 1.60" Exhaust Valves
• 195cc Intake Runners
• 75cc Exhaust Runners
• Hydraulic Roller Cam
• .544" Intake Lift
• .555" Exhaust Lift
• 230° Intake Duration
• 236° Exhaust Duration
• 110° Lobe Separation
• Cast Steel Crank
• 5.700" Connecting Rods
• Hypereutectic Pistons
• 150,000 PSI Bolts
• Includes Oil Pan
• Includes Dipstick
• Includes Valve Covers
• Includes Timing Cover
• Mechanical Fuel Pump Ready
• 10-16° Initial Timing
• 32-34° Total Timing
• 91 Octane Fuel Recommended
• 2000-2400 RPM Converter
• Not EGR Compatible