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BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads
BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads

BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads

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BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads
BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads
BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads
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BluePrint BP38303CT GM 383 Base Engine , Cast Iron Vortec Heads
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Part # 227BP38303CT
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True Blue Power! BluePrints pro engine builders are enthusiasts just like you and it shows in the quality and performance of every engine they build. Each BluePrint crate engine is carefully dyno tested and ships with printed, proven results. If you’re looking serious horsepower at an affordable price, BluePrint Engines is the choice for you!

GM 383 Base Engine for 1996-2000 Trucks & SUV's - Cast Iron Vortec Heads

Overview

  • HP & Torque: 325 HP / 385 FT LBS
  • Compression Ratio: 9.5:1
  • Cast Iron Heads
  • Hypereutectic Pistons
  • Roller Cam
  • Cast Steel Crank
  • Part #: BP38303CT

Block

  • 4 bolt main block bored .040 over
  • 1 piece rear main seal
  • 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

Rotating Assembly

  • New cast steel crankshaft
  • Flat Top Hypereutetic pistons
  • GM heavy beam rods with 150,000 psi bolts
  • Hastings Moly rings
  • Rotating assembly balanced to within 2 grams
  • Melling high volume oil pump
  • Roller camshaft
  • Double roller timing chain

Cylinder Heads

  • Cast iron Vortec heads
  • 1.25 diameter valve springs
  • Hardened retainers and springs
  • 2.02 swirl polished intake valves
  • 1.60 swirl polished exhaust valves
  • Hardened push rods
  • HP long slot rockers
  • 3 angle valve job

Cam Specs

  • Cam Type: Roller
  • .480 Intake .480 Exhaust
  • 210 Intake / 220 Exhaust duration
  • @ .050

Ignition Timing

  • Set at manufacturer specifications

Also Includes

  • Timing cover
  • Oil pan
  • Valve covers
  • Brass freeze plugs
  • Dyno test results shipped with engine

Warranty

  • 30 month / 50,000 mile

Notes

This engine requires a 400ci weighted harmonic balancer, and late 350ci weighted flexplate/flywheel.This engine was designed to run with all stock components such as fuel system, stall converter, fuel pump etc. BluePrint Engines does recommend that you upgrade your computer during installation.

Warranties

Warranty Information (PDF)

Important Messages:

  • This product is discontinued.
  • This item ships directly from the manufacturer. It may take an additional business days for BluePrint Engines to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
  • This item 227BP38303CT is made to order. It will be shipped from our warehouse when it is produced.
Some parts are not legal for use in California or other states with similar laws/regulations

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