SKU: B383KTKX
BluePrint Engines GM Small Block Compatible 383 c.i. Engine and TKX Manual Transmission - 436 Horsepower - Standard Edition Builder Series - Polished Pulley Kit - Carbureted
$16,199.00
383 c.i. 436 Horsepower Builder Series

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 and 230 Intake / 236 Exhaust Duration @ .050 – 110 LSA

Pistons: Hypereutectic

Crankshaft: Cast Crank - 3.750" Stroke and OEM Type 5.700" Rods

Fuel Recommendation: 91+ Octane

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Financing available at checkout with Affirm
*This package features a carbureted engine. EFI engine pictured as rep image.

Overview:

BluePrint Engines’ 383 Standard Edition Builder Series teams up with the TKX 5-speed manual for drivers who want to feel every bit of the engine’s 436 horsepower. This carbureted package brings old-school muscle together with modern shifting performance, delivering sharp power, strong mid-range torque, and hands-on control behind the wheel. With a polished pulley kit adding a premium visual touch, this setup gives builders a complete, ready-to-drop-in drivetrain engineered for authentic, row-your-own-gear excitement.

Description:

  • Horsepower & Torque: 436 Horsepower / 443 ft. lbs. Torque
  • Compression Ratio: 10.0:1
  • BluePrint Engines Aluminum Heads
  • BluePrint Engines Hydraulic Roller Cam
  • BluePrint Engines Cast Crank
  • BluePrint Engines Hypereutectic Pistons

Block:

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

Rotating Assembly:

  • Cast Crankshaft
  • 3.750" Stroke
  • OEM Type 5.700" Connecting Rods w/ 150,000 PSI Bolts
  • Hypereutectic Pistons
  • Externally Balanced Front and Rear

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads - H8002K
  • 64cc Chamber
  • 2.02" Intake / 1.60" Exhaust Valves
  • 195cc Intake / 75cc Exhaust Runners

Cam Specs:

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

Also Includes:

  • Holley 750cfm Classic Carburetor - BPP080508S
  • Aluminum Intake Manifold - BPP350VINT
  • Thermostat and Thermostat Housing
  • Mechanical Fuel Pump - BPP61073
  • Spark plugs and Wires
  • Plug Wire Separators
  • Timing Cover
  • Valve Covers
  • Oil Filter
  • Oil pan
  • Polished Front Accessory Drive - BPP350FDACPS4
    • Reverse Rotation Short Water Pump
    • Type II Power Steering Pump
    • Remote Power Steering Pump Reservoir
    • 140amp 1-wire Alternator
    • 7B10 Peanut Style Air Conditioning Compressor

Assembled with Complete TKX Transmission Package:

  • Mcleod Super Street Pro Single Disk Clutch
  • Hydraulic Throw Out Bearing
  • Bell Housing
  • Billet Flywheel
  • Starter
    • First Gear Ratio: 2.87:1
    • Second Gear Ratio: 1.89:1
    • Third Gear Ratio: 1.28:1
    • Fourth Gear Ratio: 1.00:1
    • Fifth Gear Ratio: 0.81:1

Notes:

  • This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
  • The front accessory drive on this engine fits many vehicles, however it is the customer responsibility to accurately measure and confirm fitment. Note this is a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.
  • Package Ships assembled as pictured. 
  • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.
  • IF THIS IS BEING ORDERED FOR A FACTORY FIVE VEHICLE, STOP AND CALL US AT 1-800-483-4263 FOR PROPER FITMENT OR VISIT FACTORYFIVEENGINES.COM

WARNING: Cancer and Reproductive Harm
Bragging Rights Included.

EVERY BLUEPRINT ENGINE ACES THE DYNO TEST

We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer in our in-house dyno testing rooms 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.

All specs, zero speculation: A comprehensive, dyno-generated printout showing your critical engine specs will accompany your delivered engine — every time. 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 exact engine’s dyno results.

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