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Home Engines Crate Engines BluePrint Engines GM 383 C.I.D. 445 HP Dressed Power Adder Stroker Long Block Crate Engines BP38317CT1
Crate Engine, Dressed, Long Block, 427 Stroker, 540 HP, 535 TQ, New Block, Aluminum Heads, 4-Bolt Mains, Chevrolet, Small Block, Each
Crate Engine, Dressed, Long Block, 427 Stroker, 540 HP, 535 TQ, New Block, Aluminum Heads, 4-Bolt Mains, Chevrolet, Small Block, Each $1,987.00
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ATK High Performance GM 350 330 HP Stage 3 Long Block Crate Engines HP291PC
ATK High Performance GM 350 330 HP Stage 3 Long Block Crate Engines HP291PC $2,929.00

BluePrint Engines GM 383 C.I.D. 445 HP Dressed Power Adder Stroker Long Block Crate Engines BP38317CT1

$4,565.00

Crate Engines, GM 383 C.I.D. 445 HP Dressed Power Adder Stroker Long Block, 6.3L/383, Assembled, Internal/External Balance, Chevy, Small Block, Each

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Category: Crate Engines
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Description

Overview

Brand: BluePrint Engines
Manufacturer’s Part Number: BP38317CT1
Part Type: Crate Engines
Product Line: BluePrint Engines GM 383 C.I.D. 445 HP Dressed Power Adder Stroker Long Block Crate Engines
Summit Racing Part Number: MLL-BP38317CT1
UPC: 816671020496
Crate Engine Family: Chevy Small Block
Actual Engine Displacement: 6.3L/383
Crate Engine Cylinder Head Material: Aluminum
Engine Block Material: Cast iron
Assembled: Yes
Engine Balance: Internal/External
Cam Style: Hydraulic roller, OE roller
Rear Main Seal Style: 1-piece
Intake Manifold Included: No
Cylinder Heads Included: Yes
Carburetor Included: No
Throttle Body Included: No
Distributor Included: No
Oil Pan Included: Yes
Valve Covers Included: Yes
Timing Cover Included: Yes
Water Pump Included: No
Harmonic Balancer Included: Yes
Flexplate Included: No
Flywheel Included: No
Air Cleaner Included: No
Spark Plugs Included: No
Spark Plug Wires Included: No
Computer Included: No
Wiring Harness Included: No
Supercharger Included: No
Remanufactured: No
Quantity: Sold individually.
Notes: This engine is not designed, nor intended to be used in any marine applications. Designed for pre-1976 street vehicles or any off-road vehicle. Engines installed in vehicles registered and normally operated outside of the United States carry no warranty. Fuel line from pump to carburetor is required. A fuel pressure regulator is not required, pump pressure is pre-set.

BluePrint Engines GM 383 C.I.D. 445 HP Dressed Power Adder Stroker Long Block Crate Engines

BluePrint Engines GM 383 c.i.d. 445 hp dressed power-adder stroker long block crate engines make strong foundations for nitrous, turbos, and blowers.

Block features:

* Cast iron
* 4-bolt main
* One-piece rear main seal
* Passenger side dipstick
* Mechanical fuel pump provision
* Drilled and tapped for clutch linkage

Rotating assembly:

* Forged crankshaft
* Forged I-beam connecting rods
* Forged pistons

Also includes:

* Aluminum cylinder heads
— 64cc chamber
— 2.02 in. intake/1.60 in. exhaust valves
— 195cc intake/75cc exhaust runners
* Hydraulic roller cam
— .536 intake/.555 exhaust
— 224 intake/236 exhaust duration at .050
— 113 degree lobe separation
* Oil pan
* Valve covers
* Timing cover
* Harmonic balancer
* 30-month/50,000-mile Warranty
* Dyno-tested and shipped with results

Shipping & Delivery
wd-ship-1
wd-ship-2

Effective Date: August 9, 2025

At X Factors Motorsports, we are committed to delivering your order quickly, securely, and affordably.


1. Processing Time

  • Orders are typically processed within 1–2 business days after payment is confirmed.

  • Orders placed on weekends or holidays will be processed on the next business day.


2. Delivery Times

  • Domestic Shipping (United States): Delivery takes 5–7 business days from the date of shipment.

  • International Shipping: Delivery times vary by destination and may take 7–21 business days depending on customs processing and local delivery services.


3. Shipping Rates

  • United States: Free standard shipping on all orders.

  • International: Shipping costs are calculated at checkout based on the delivery address, package weight, and destination country.


4. Carriers Used

We ship orders using trusted carriers such as UPS, FedEx, USPS, and DHL to ensure reliable delivery. Tracking numbers are provided for all shipments.

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    At X Factors Motorsports, we specialize in high-performance engines, outboards, and premium automotive equipment. With expert support, fast shipping, and trusted brands, we help builders, racers, and enthusiasts power their passion — one project at a time.

    • 1204 E Yorba Linda Blvd, Placentia, CA 92870, USA
    • Phone: +1 (714) 694-3374
    • E-mail: sales@xfactorsmotorsports.com
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