Crate Engine, Low Profile BluePrint 383 Stroker, Base Dressed Long Block

Low-Profile 383ci Stroker Base-Dressed Engine by BluePrint Engines®

436-hp / 443 lb-ft core uses cast 3.75-inch crank and hypereutectic pistons by BluePrint Engines®.

BluePrint Engines®' Low-Profile 383ci Stroker Base-Dressed is rated at 436 hp and 443 lb-ft with 10.0:1 compression. It combines cast 3.75-inch-stroke crankshaft, hypereutectic pistons, 64cc aluminum cylinder heads and hydraulic-roller camshaft (.544/.555 lift; 230/236° @ .050, 110° LSA). Low-profile base-dressed configuration uses compact induction over the 436-hp core; carbureted/EFI choice varies by the selected configuration.

Additional Technical Specifications • HP & Torque: 436 HP / 443 FT LBS • Compression Ratio: 10.0:1 • Hydraulic Roller Cam • Cast Steel Crank Block: • NEW BluePrint Cast Iron Block • Manufactured and Machined in the USA! • 4-Bolt Main • 4.000" Bore • 1-Piece Rear Main Seal • Mech fuel pump provision: Yes • Passenger Side Dipstick • Drilled and tapped for clutch linkage Rotating Assembly: • New BluePrint Cast steel crankshaft • 3.750" Stroke • OEM type 5.700" connecting rods w/ 150,000 psi bolts • External Front/ External Rear Cylinder Heads: • 64cc chamber • 2.02" intake/1.60" exhaust valves • 195cc intake/75cc exhaust runners Cam Specs: • Cam Type: Roller • .544 Intake .555 Exhaust • 230 Intake / 236 Exhaust duration • @ .050, 110 ° lobe separation angle Ignition Timing: • 34 Degrees Total at 3500 RPM Also Includes: • Holley 750 CFM Carburetor – Manual Choke or Holley Sniper EFI System • Premium Vintage Valve covers • Premium Vintage Air Cleaner • 6.75 inch Harmonic balancer • Spark plugs • Under Header Spark plug wires (Perfect for Rams Horn exhaust manifolds) • Fuel Pump and feed line • Oil pan • Timing cover • Aluminum Intake Manifold • Small cap Ready to run distributor equipped with Tach Drive and coil • Dyno tested and shipped with results Warranty: • 30 month / 50,000 mile Notes: • Air cleaner has a maximum height of 11.5 inches when measured from block end rail (Horizontal sealing surface under the intake manifold) • The Aftermarket intake manifold installed on this engine may not be compatible with OEM accessory brackets that use intake mounted bosses. • This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke. • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.