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$3,899.99
BluePrint 383 Small Block Chevy Crate Engine
BluePrint 383 Small Block Chevy Crate Engine

BluePrint 383 Small Block Chevy Crate Engine

350 Chevy Small Block V8, 383 Chevy Small Block V8, 383 cu. in. Engine Displacement

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BluePrint 383 Small Block Chevy Crate Engine
BluePrint 383 Small Block Chevy Crate Engine
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Part # 91532383
$3,899.99
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Details

Horsepower:
420 horsepower
Torque:
450 ft./lbs.
Maximum RPM:
5200
Engine Displacement:
383 cu. in.
Crate Engine Type:
Deluxe Crate Engine
Compression Ratio:
10.0:1
Camshaft Type:
Hydraulic Flat Tappet
Cylinder Head Material:
Aluminum
Piston Material:
Hypereutectic Aluminum
Crankshaft Material:
Cast Steel
Carburetor Included:
No
Intake Manifold Included:
Yes
Warranty:
30 month/50,000 mile
Notes:
NGK# R5672A-9 or Autolite# AR51
Assembled:
Yes
Cylinder Heads Included:
Yes
Rear Main Seal Style:
1-piece
Harmonic Balancer Included:
Yes
Flexplate Included:
Yes
Camshaft Included:
Yes
Block:
4 bolt main, seasoned

Info

This 383 Chevy "Stroker" motor is a Speedway Exclusive! Machined and assembled at BluePrint Engines, each Small Block Chevy engine is dyno tested (includes individual dyno sheet) and comes with a 30 month/50,000 mile warranty. Each crate engine is built to crank out 420 hp @ 5200 rpm and 450 ft.-lbs. @ 4300 rpm.

Dyno Sheet (PDF)  (Note: This sheet represents one example engine. Your individual engine may differ slightly.) 

  • 420¬†hp @ 5200 rpm
  • 450 ft.-lbs. @ 4300 rpm
  • 4-bolt main, 1-piece rear main seal seasoned block¬†
  • Passenger side dipstick
  • Chrome valve covers and timing cover
  • New plain steel oil pan
  • New cast steel crankshaft
  • Rotating assembly balanced to within 2 grams
  • Harmonic balancer
  • 153 tooth flexplate w/ single 3-bolt converter pattern 10-3/4" bolt circle
  • Hypereutectic pistons
  • 10:1 compression
  • Hydraulic flat tappet cam
  • Heavy duty double roller timing set
  • Performance aluminum cylinder heads
  • Hardened retainers and performance valve springs
  • Aluminum dual plane intake
  • New HEI distributor
  • 2500 stall converter recommended

Crate Engine Installation Guide

Truck Freight Shipping Charges Apply - click here for details.

Specs

Camshaft Information:

  • Hydraulic flat tappet 
  • .488" Intake lift
  • .486" Exhaust lift
  • 229° Intake duration @ .050"
  • 230° Exhaust duration @ .050"
  • 110° lobe seperation
  • Intake Valves- 2.02"
  • Exhaust Valves- 1.60"
  • Runners- 1.95"
  • Heads are a straight plug configuration
Some parts are not legal for use in California or other states with similar laws/regulations

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