HP & Torque: +47 Rear-wheel HP @ 4400rpm / 55 Rear-wheel ft/lbs at 4400rpm

Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads

Compression Ratio: 10:1

Camshaft: Hydraulic Roller Cam - .477 Intake / .471 Exhaust Lift and 202 Intake / 212 Exhaust Duration @ .050 - 115° LSA

Pistons: Hypereutectic

Crankshaft: Forged Steel Crank - 3.750" Stroke and 5.700" Rods



DETAILED INFORMATION

Description:

  • 49 State Legal
    • Built with Small Block Chevy Engine Kit Part number BPP38350RA, California Executive Order# D-824-1
  • +47 Rear Wheel Horsepower Increase over Factory
  • + 55 Rear Wheel ft/lbs Torque Increase over Factory
  • Compression Ratio: 10:1
  • Aluminum Heads
  • Hydraulic Roller Cam
  • Cast Steel Crank
  • Hypereutectic Pistons

Block:

  • NEW BluePrint Cast Iron Block
  • Manufactured and Machined in the USA!
  • 4-Bolt Main
  • 1-Piece Rear Main Seal
  • Mech fuel pump provision: Yes
  • Passenger Side Dipstick
  • Drilled and tapped for clutch linkage

Rotating Assembly:

  • New BluePrint Steel crankshaft
  • 3.750" Stroke
  • OEM type 5.700" connecting rods w/ 150,000 psi bolts
  • Hypereutectic pistons
  • Externally Balanced Front/ Externally Balanced 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: Roller
  • .477 Intake .471 Exhaust
  • 202 Intake / 212 Exhaust duration
  • @ .050 - 115-degree lobe separation

Ignition Timing:

  • Computer Controlled

Notes:

  • This 383 stroker is designed for use in 1996 - 2000 Chevrolet Pickup or SUV that was originally equipped with a 350ci (5.7L) engine. 
  • No ECU tuning or recalibration is required.
  • Advertised horsepower gains were achieved on chassis dyno, w/ factory EFI and ECU, in a Vortec equipped, otherwise factory, GM truck. 
  • We have taken our BluePrint OEM style Block and assembled the Small Block Chevy Kit to give you a 24% increase of 49 state legal horsepower, when installed in a GM pickup or SUV year 2000 or older model year that came with a California certified Gen 1 naturally aspirated 5.7 gasoline engine block.
  • This engine may require modification to existing front accessory drive mounting brackets if retaining oem front accessory drive. 
  • Note: This engine kit has a California Air Resources Board (C.A.R.B.) Executive Order (E.O.) number: D-824-1. 

Engine Accessory Specifications

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: BP38350CT1

Fuel Delivery Type: Factory Fuel Injection from 1996 - 2000 Chevrolet Trucks and SUV's required for emission compliance

Spark Plug: BPP7938 NGK 7938 BKR5E (.750 inch reach, 14mm thread, 5/8 hex, plug)

Spark Plug Gap: .035"

Harmonic Balancer: BPP400L - 400 ci weighed, 8" diameter

Flexplate/Flywheel: Late 350 Weighted

Stall Converter: Stock rpm

Intake Manifold: OEM Vortec

Fuel Recommendation: 91 Octane

Timing (Initial/Total Advance): Factory ECU Ignition timing

Firing Order: 1,8,4,3,6,5,7,2

Total Oil capacity with production oil pan, and Correct BPP51061 Filter : 5 Quarts