Item # 63260 BRAND: BluePrint Engines

BluePrint Engines GM 383 ci. 436 HP Base Stroker Long Block Crate Engine BP38313CT1

383 CI Stroker Crate Engine | Small Block GM Style | Longblock | Aluminum Heads | Roller Cam
383 CI Stroker Crate Engine | Small Block GM Style | Longblock | Aluminum Heads | Roller Cam
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383 CI Stroker Crate Engine | Small Block GM Style | Longblock | Aluminum Heads | Roller Cam

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BluePrint Engines GM 383 ci. 436 HP Base Stroker Long Block Crate Engine BP38313CT1

Product Overview:

Description

  • HP and Torque: 430 HP / 450 FT LBS
  • Compression Ratio: 10.0:1
  • Aluminum Heads
  • Hydraulic Roller Cam
  • Cast Steel Crank
  • Hypereutectic Pistons

Block:

  • Hand picked seasoned block
  • Square and parallel decked
  • Align honed main bearing bore
  • Cylinders honed on computer controlled machine to within .0002 straightness and roundness
  • Cylinders are sonic tested for thickness
  • 4-Bolt Main
  • 4.000" Bored .040" Over
  • 1-Piece Rear Main Seal
  • Mech fuel pump provision: Yes
  • Passenger Side Dipstick only
  • 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
  • Hypereutectic pistons
  • External Front/ External Rear

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads - H8002K
  • 64cc chamber
  • 2.02" intake/1.60" exhaust valves
  • 195cc intake/75cc exhaust runners

Cam Specs:

  • Cam Type: Hyd Roller
  • .495 Intake .502 Exhaust
  • 220 Intake / 224 Exhaust duration
  • @ .050 - 114 degrees lobe separation

Ignition Timing

  • 34 degreess Total at 3500 RPM

Notes

  • Picture shown with optional tall, perimeter bolt valve covers.
  • This engine requires a 400ci weighted harmonic balancer, and late 350ci weighted flexplate/flywheel.
  • BluePrint Engines recommends a 2000-2400 rpm stall converter.
  • *A bronze distributor gear is NOT recommended on this engine
  • Recommended spark plugs are BPP7938 NGK 7938 BKR5E with .035"" gap
  • Not for use in pollution controlled vehicles.
  • This engine is not compatible with factory fuel injection.

Warranty

Click here for warranty information

Specifications

RECOMMENDATIONS

Your BluePrint engine was dyno tested with the parts and specifications listed below. If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.

  • Part Number: BP38313CT1
  • Recommended Carburetor: 750 CFM Holley BPP080508S
  • Recommended Fuel Pump: BPP61073
  • Spark Plug: BPP7938 NGK 7938 BKR5E
  • Spark Plug Gap: .035"
  • Harmonic Balancer: - 400 ci weighed, 8" diameter BPP400
  • Recommended Flexplate: 1 Piece rear main seal, weighted BPP871006
  • Recommended Flywheel: 1 Piece rear main seal, weighted BPP300116
  • Stall Converter: 2000-2400 rpm
  • Intake Manifold: Pre 1985, or Vortec Pattern intake. BPP7101
  • Air Cleaner: BPP143
  • Timing (Initial/Total Advance): Initial timing - 10-16° and Total timing 32-34°
  • Recommended Distributor: Melonized gear required Large cao HEI BPP350SR or Pro-Billet BPP3503RD
  • Recommended Break in Oil: BPP710
  • Recommended Service Oil: BPP10W30
  • Recommended Oil Filter: BPP51061
  • Total Oil capacity with production oil pan, and Correct BPP51061 Filter: 5 Quarts
  • Firing Order: 1,8,4,3,6,5,7,2
  • Fuel Recommendation: 91 Octane

In the Box

Contents

  • New valve covers, oil pan and timing cover
  • Dyno test results shipped with engine

Guides & Accessories

Reviews

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Questions & Answers

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BluePrint Engines GM 383 ci. 436 HP Base Stroker Long Block Crate Engine BP38313CT1
$4,699.00
Out of stock