GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted
GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted
GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted
GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted
GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted

GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted

SKU: BP38318CTC1

GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted

SKU: BP38318CTC1

Horsepower & Torque: 436 Horsepower / 443 FT. LBS. Torque

Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads

Compression Ratio: 10:1

Camshaft: Hydraulic Roller Cam - .544 Intake / .555 Exhaust Lift and 230 Intake / 236 Exhaust Duration @ .050 - 110° LSA

Pistons: Hypereutectic

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

Regular price $6,099.00
/
  • Secure payments
  • Financing available at checkout with Affirm

Overview:

BluePrint’s BP38318CTC1 GM Small Block compatible performance crate engine are dyno tested at our factory with a Holley Classic 750 CFM Carburetor to get 436 horsepower and 443 minimum torque values. This engine features a 4-inch bore which mathematically yields a 377ci with a 3.75-inch stroke. This engine comes with a timing cover, valve covers, distributor, dipstick, oil pan, dual plane satin aluminum intake, with a Holley Classic 750cfm Vacuum Secondary Carburetor w/ Manual Choke.

Description:

  • Horsepower and Torque: 436 Horsepower / 443 FT. LBS. Torque 
  • Compression Ratio: 10.0:1 
  • BluePrint Performance Aluminum Heads (Part# H8002K) 
  • Hypereutectic Pistons 
  • Roller Cam 
  • Cast Steel Crank 

Block:

  • BluePrint Engines High Strength Cast Iron Block
  • Manufactured and Machined in the USA!
  • 4-Bolt Main
  • 4.000" Bore
  • 1-Piece Rear Main Seal
  • Mech Fuel Pump Provision: Yes
  • Passenger Side Dipstick
  • 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 Engine Balance

Cylinder Heads:

  • BluePrint Performance Aluminum Heads - H8002K
  • 64cc Chamber
  • 2.02 Swirl Polished Intake Valves
  • 1.60 Swirl Polished Exhaust Valves
  • Hardened Retainers and Springs

Cam Specs:

  • Cam Type: Roller
  • .544 Intake / .555 Exhaust Lift
  • 230 Intake / 236 Exhaust Duration
  • @ .050-110 Degree Lobe Separation

Ignition Timing:

  • Initial Timing 10-16° and Total Timing 32-34° at 3500 RPM

Also Includes:

  • Holley Classic 750cfm Vacuum Secondary Carburetor w/ Manual Choke
  • Dual Plane, Satin Aluminum Intake Manifold
  • New Chrome Timing Cover
  • Distributor
  • Melling High Volume Oil Pump
  • New Chrome Valve Covers
  • Painted Oil Pan
  • Passenger Side Dipstick

Recommended Break in Oil: BPP710 (Click Here)

Recommended Service Oil: BPP10W30 (Click Here)

Recommended Oil Filter: BPP51061 (Click Here)

Notes:

  • This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
  • Not for EGR.
  • The Aftermarket intake manifold installed on this engine may not be compatible with OEM accessory brackets that use intake mounted bosses.
  • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.

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: BP38318CT1

Fuel Delivery Type: Carbureted

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: 2000-2400 rpm

Intake Manifold: N/A

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

Recommended Break in Oil : BPP710 (Click Here)

Recommended Service Oil : BPP10W30 (Click Here) 

Recommended Oil Filter ; BPP51061 (Click Here)

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

Header Partners: 
Click here for our Header Partners and recommendations.

Click here to download a copy of the Installation Guide that came with your BluePrint engine.

BETTER THAN THE REST.

The satisfaction of our customers is our highest priority at BluePrint Engines. We use quality components to balance your engine's rotating assembly within two grams of spec. We dyno test your crate engine and certify that it's ready to deliver horsepower and torque.

We give your BluePrint engine the industry's best-in-class warranty for 30-months / 50,000 miles — with the extra confidence only BluePrint can provide. Our warranty applies to individual or professional installations and is fully transferable.

For a detailed overview of our warranty, click here.

IT ALL COMES DOWN TO RESULTS.

We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer to get our rotating assemblies within two grams, ensuring silky smooth power over the entire RPM range. That's precisely why our engines sound and run better than our competitors.

BRAGGING RIGHTS INCLUDED!

A comprehensive, dyno-generated printout showing these critical specs will accompany your delivered engine. No more guessing or wondering what your installed engine's real-world peak horsepower and torque ratings actually are. Any doubters in the crowd? Simply flash 'em your dyno results!

This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!

RECOMMENDED PRODUCTS:
BluePrint Engines Crate Engine Break-In Oil — 1 Quart
$9.95
BluePrint Engines 10w30 Engine Oil - 1 Quart
$9.95
TrueBlue Performance Octane Boost
BluePrint Engines TrueBlue Performance Octane Booster
$29.95
BluePrint Engines TrueBlue UltraCool Antifreeze Coolant CONCENTRATE
$19.95
BluePrint Engines TrueBlue Power Steering Fluid
$8.95
BluePrint Engines TrueBlue Transmission Fluid UNIVERSAL ATF/MTF
$9.95
GM SB and BB Compatible Oil Filter
$12.95
BPP7938 NGK 7938 BKR5E Spark Plugs - Set of 8
$39.95
8mm Spark Plug Wire Set - 90° Boots - GM SB Compatible
$79.95
Mechanical Fuel Pump - GM SB Compatible 262-400 - 2 Valve - 80 GPH and 6 psi
$59.95
Racing Mechanical Fuel Pump - GM SB 262-400 - 6 Valve - 110 GPH and 7.5 psi
$109.95
GM Compatible Fuel Pump Pushrod
$19.95
Fuel Pump Block Off - GM SB Compatible
$4.95
Electric Carburetor Fuel Pump - 130 GPH
$99.95
Harmonic Balancer - GM SB Compatible - Externally Balanced
$119.95
Liquid Filled Fuel Pressure Gauge - 0-15 psi
$18.99
Billet Aluminum Fuel Pressure Regulator - 5-12 PSI and -6AN ORB
$84.95
HEI Distributor 1-Piece Power and Tachometer Pigtail Harness
$12.95
Aluminum Mechanical Water Pump – GM SB Compatible – Long – Standard Rotation – Satin
$107.95
Aluminum Mechanical Water Pump – GM SB Compatible – Short – Standard Rotation – Satin
$109.95
GM SB and BB Compatible Starter – 3 HP – 153 or 168 Tooth Flywheel – Tilton Style - Chrome
$160.95
GM SB and BB Compatible Starter – 3 HP – 153 or 168 Tooth Flywheel – Tilton Style - Black
$137.95
GM SB and BB Compatible Starter – 168-Tooth Flywheel – Denso Style - OEM Finish
$119.95
168-Tooth Steel SFI 14" Flex Plate - 1-Piece Rear Main Seal - External Balance - GM Compatible
$129.95
153-Tooth Steel SFI Flex Plate - 1-Piece Rear Main Seal - External Balance - GM Compatible
$139.95
168-Tooth Iron Flywheel - 1-Piece Rear Main Seal - 11" Clutch - External Balance - GM Compatible
$175.95
BluePrint Parts – Jiggle Pin Thermostat – 180° - GM Small Block, GM Big Block, Mopar Magnum 360, and Ford Small Block Compatible
$12.95
BluePrint Parts - Aluminum Thermostat Housing Angle - GM Small Block and GM Big Block Compatible
$16.95
GM SB Compatible Front Accessory Drive - Full Serpentine with Alternator | AC | Power Steering | Water Pump | Brackets and Bolts
from $1,780.95
GM SB Compatible Front Accessory Drive - Full Serpentine with Alternator | Power Steering | Water Pump | Brackets and Bolts
from $1,795.95
GM SB Compatible Front Accessory Drive - Dual-Belt Quick Serpentine with Alternator | AC | Power Steering | Water Pump | Brackets and Bolts
from $1,651.95
GM SB Compatible Front Accessory Drive - Dual-Belt Quick Serpentine with Alternator | Power Steering | Water Pump | Brackets and Bolts
from $1,153.95
GM SB Compatible Front Accessory Drive - Quick Serpentine with Alternator | Water Pump | Brackets and Bolts
from $812.95
GM SB Compatible Front Accessory Drive - V-Belt with Alternator | Water Pump | Brackets and Bolts
$788.95