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  • GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Long Block
  • GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Long Block
  • GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Long Block
  • GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Long Block

GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Long Block

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  • Detail
    • Detail

      Overview:

      BluePrint Engines BP38318CT1 GM Small Block Compatible performance crate engine features a 4 in bore which mathematically yields a 377ci with a 3.75 in stroke. This is a completely customizable engine, horsepower and torque could change depending on what fuel system you choose to use. This engine comes with timing cover, dipstick, oil pan, and valve covers.

      Description:

      • Horsepower & Torque: 436 Horsepower / 443 ft. lbs. Torque
      • Compression Ratio: 10.0:1
      • BluePrint Engines Aluminum Heads
      • BluePrint Engines Hydraulic Roller Cam
      • BluePrint Engines Hypereutectic Pistons
      • BluePrint Engines Cast Crankshaft

      Block:

      • BluePrint Engines High Strength Cast Iron Block
      • Manufactured and Machined in the USA!
      • Drilled and Tapped for Clutch Linkage
      • Mech Fuel Pump Provision: Yes
      • Passenger Side Dipstick
      • 1-Piece Rear Main Seal
      • 4-Bolt Main
      • 4.000" Bore

      Rotating Assembly:

      • Cast Crankshaft
      • 3.750" Stroke
      • OEM Type 5.700" Connecting Rods w/ 150,000 PSI Bolts
      • Hypereutectic Pistons
      • Externally Balanced Front and Rear

      Cylinder Heads:

      • BluePrint Aluminum Cylinder Heads - H8002K
      • 64cc Chamber
      • 2.02" Intake / 1.60" Exhaust Valves
      • 195cc Intake / 75cc Exhaust Runners

      Cam Specs:

      • Hydraulic Roller Cam
      • .544 Intake / .555 Exhaust Lift
      • 230 Intake / 236 Exhaust Duration
      • @ .050-110 Degree Lobe Separation Angle

      Ignition Timing:

      • Initial Timing 10-16 ° and Total timing 32-34°

      Also Includes:

      • Valve Covers - BPP9518
      • High Volume Oil Pump
      • Timing Cover
      • Dipstick
      • Oil Pan

      Notes:

      • This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
      • Not for EGR.
      • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.

    • Description
      This engine is designed and manufactured to factory specs for the specified vehicles below. It's manufactured using tighter machining tolerances, higher quality components, and finer balancing of the rotating assembly to make this engine better than the original while still meeting the description of a “replacement” engine.
    • Warranty

      The satisfaction of our customers is our highest priority at BluePrint Engines. We use quality components to balance your engine's rotating assembly within two grams of spec. We dyno test your crate engine and certify that it's ready to deliver horsepower and torque.

      We give your BluePrint engine the industry's best-in-class warranty for 30-months / 50,000 miles — with the extra confidence only BluePrint can provide. Our warranty applies to individual or professional installations and is fully transferable.

    • Notes
      • Designed as factory replacement long block for specified vehicles and year ranges, using OEM specification parts. Customer to re-use existing intake manifold, ecu (if equipped), exhaust, fuel system etc. Modification or replacement of provided tinware, and minor accommodations such as dipstick location may be required.
      • Specifically designed as an OEM spec engine to meet emissions requirements of the specified vehicles, to meet the criteria of "replacement engine" in all 50 states.
      • If your vehicle was originally equipped with a 2-piece rear main seal crankshaft, a new flex plate or flywheel will be required. Note for those same early applications, this block features the dipstick on the Passenger side.
      • Must verify with application list linked above for fitment.
    • Also Includes
      • New Valve Covers
      • Rear Sump Oil Pan
      • Timing Cover
      • Harmonic Balancer

      Recommended Break in Oil: BPP710 (Click Here)

      Recommended Service Oil: BPP10W30 (Click Here)

      Recommended Oil Filter: BPP51061 (Click Here)

    • Ignition Timing
      • OEM Specifications
    • Cam Specs
      • Hydraulic Flat Tappet
      • OEM Spec Per Listed Vehicles
    • Cylinder Heads
      • Perimeter Bolt Iron Cylinder Heads
    • Rotating Assembly
      • Cast Crankshaft
      • 3.480" Stroke
      • Forged 5.700" Connecting Rods
      • OEM Spec Pistons
      • Internally Balanced Front - Externally Balanced Rear Engine
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