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Blueprint Engines Small Block Chevy 383ci / 420HP / 450TQ

Blueprint Engines
Blueprint Engines Small Block Chevy 383ci / 420HP / 450TQ

Product images may differ from actual product appearance.

Blueprint Engines are a great choice for drivable and reliable high performance engines. All rotating assemblies are balanced within 2 grams on a computerized balancer. Blueprint Engines are dyno tested and include dyno sheets. Best of all they feature a 30 month/50,000 mile warranty.

Recommended Stall Converter: 2000-2400 rpm
Recommended Fuel: 91 Octane

Available as a:
  • Base Engine Assembly - Basic engine with chrome valve covers
  • Dress Engine Assembly - Complete engine includes aluminum intake manifold, carburetor, distributor and other accessories

  • 4-bolt main block, 1 piece rear main seal
  • Passenger side dipstick
  • Square and parallel decked
  • Align honed main bearing bore
  • Cylinders are sonic tested for thickness
  • Cylinders honed on a computer controlled machine to within .0002'' straightness and roundness

    Rotating Assembly:
  • Premium cast iron crankshaft (1 piece rear main seal)
  • Chevy heavy beam rods with 150,000 PSI bolts
  • Hypereutectic pistons; 10.0 to 1 Compression
  • Hastings Moly rings
  • Hydraulic flat tappet cam
  • Melling high volume oil pump
  • Heavy duty double roller timing set

    Cylinder Heads:
  • Blueprint aluminum heads
  • Hardened retainers and valve springs
  • 2.02'' swirl polished intake valves
  • 1.60'' swirl polished exhaust valves

    Camshaft Specs:
  • Hydraulic Flat Tappet
  • Duration @ .050'' Lift: 229 Intake / 230 Exhaust
  • Lift: .480'' Intake / .486'' Exhaust

    Other Features:
  • New short chrome valve covers
  • New chrome timing cover
  • New oil pan
  • Brass freeze plugs

    Dress Model Adds:
  • Aluminum intake manifold
  • Holley 750cfm Manual Choke Carburetor
  • HEI distributor

    Horsepower: 420
    Torque: 450

    Note: This engine will not work for applications requiring EGR.

    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: BP3834CT1
  • Fuel Delivery Type: Carbureted , 750 cfm
  • Spark Plug: NGK R5672A-9
  • Spark Plug Gap: .032"
  • Harmonic Balancer: 400 ci weighted, 8" diameter
  • Flexplate/Flywheel: Late 350 Weighted
  • Stall Converter: 2000-2400 rpm
  • Intake Manifold: Dual plane, satin aluminum
  • Fuel Recommendation: 91 Octane
  • Timing (Initial/Total Advance): Initial timing - 10-16° and Total timing 32-34°
  • Firing Order: 1,8,4,3,6,5,7,2

    JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck.

  • 3 Products

    Base Engine

    Blueprint Engines BP3834CT1 - Blueprint Engines Small Block Chevy 383ci / 420HP / 450TQ
    Budget Stomper Small Block Chevy 383ci Base Engine w/Aluminum Heads
  • 420HP/450TQ
  • $159
    Order Today Ships 05/31/16

    Dress Engine

    Blueprint Engines BP3834CTC1 - Blueprint Engines Small Block Chevy 383ci / 420HP / 450TQ
    Budget Stomper Small Block Chevy 383ci Dress Engine w/Aluminum Heads
  • Aluminum Intake manifold
  • Carburetor
  • Distributor
  • 420HP/450TQ
  • $159
    Order Today Ships 05/31/16
    Blueprint Engines BP3834CTC1K - Blueprint Engines Small Block Chevy 383ci / 420HP / 450TQ
    Budget Stomper Small Block Chevy 383ci Dress Engine w/Aluminum Heads Kit
  • SB-Chevy 383ci Dress Engine
  • Air Cleaner
  • Water Pump
  • Water Pump Bolts
  • Harmonic Balancer
  • Balancer Bolt
  • Thermostat Housing
  • Spark Plugs & Wires
  • $159
    Easy Kits Installation Instructions for Blueprint Engines BP3834CTC1K
    Date Unknown

    3 Products