Name: GM Small Block Compatible 383 c.i. Engine - 436 Horsepower - Base Dressed - Carbureted
Brand: BluePrint Engines
SKU: BP38318CTC1
Price: 6799.0 USD
Availability: InStock

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

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: Cast Crank - 3.750" Stroke and 5.700" Rods

Fuel Recommendation: 91+ Octane

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Overview:

BluePrint's BP38318CTC1 GM Small Block compatible performance crate engines is dyno tested 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 and Holley 750cfm Carburetor with Manual Choke.

Description:

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

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 Balance Front and Rear

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:

Hydraulic Roller Cam
.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 - BPP350VINT
BluePrint Engines Chrome Valve Covers
Melling High Volume Oil Pump
New Chrome Timing Cover
Distributor - BPP350RBK
Passenger Side Dipstick
Painted Oil Pan
Dipstick

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 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.

At BluePrint Engines, customer satisfaction is our highest priority. Every engine is built using high-quality components, with each rotating assembly balanced to within two grams of specification. Before shipment, every crate engine is dyno tested and certified to ensure it is ready to deliver the horsepower and torque you expect.

To stand behind that level of quality, BluePrint Engines offers industry-leading warranty coverage, providing confidence and peace of mind whether the engine is installed by an individual or a professional installer. Our standard warranty is fully transferable, adding long-term value and reassurance for our customers.

Warranty Coverage Details:

BluePrint Engines (including Builder Series)- Standard Warranty 30 months or 50,000 miles (parts and labor)*
BluePrint Engines Extended Warranty- 48 months or unlimited miles (parts and labor)*
Race / Motorsports Engines -No warranty
Marine Engines- 12 months (parts and labor)
Short Blocks-12 months (parts only)
Bare Blocks- 6-Month Unaltered
International Sales- Warranty coverage is handled by the in-country distributor

*Applies to eligible engine part numbers beginning with “B” or “P.” Warranty coverage is subject to terms and conditions. Proper installation and maintenance are required.

Please refer to full warranty documentation for complete details 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