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Blueprint Engines

BluePrint Engines Marine GM 383 C.I.D. 405 HP Base Stroker Long Block with Cast Components MBP3830CT Crate Engines, Components, 6.3L/383, Assembled, Chevrolet, Small Block, Each

SKU: MLLMBP3830CT

Crate Engines
BluePrint Engines Marine GM 383 C.I.D. 405 HP Base Stroker Long Block with Cast Components MBP3830CT Crate Engines, Components, 6.3L/383, Assembled, Chevrolet, Small Block, Each

Blueprint Engines

BluePrint Engines Marine GM 383 C.I.D. 405 HP Base Stroker Long Block with Cast Components MBP3830CT Crate Engines, Components, 6.3L/383, Assembled, Chevrolet, Small Block, Each

SKU: MLLMBP3830CT

Crate Engines
A$18,923.21
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

Do you need a replacement engine for your boat? Try one of these BluePrint Engines marine GM 383 c.i.d. 405 hp stoker long block crate engines to get the job done. They feature quality-built components designed for marine use. BluePrint engines are built for speed on the open water, performance, and reliability, all in one package.

Block:

* 4-bolt main block
* Passenger side dipstick
* Square and parallel decked
* Align-honed main bearing bore
* Cylinders honed on computer-controlled machine to within .0002 in. straightness and roundness
* Cylinders are sonic tested for thickness

Rotating assembly:

* SCAT cast iron crankshaft
* Keith Black hypereutectic pistons
* GM heavy beam connecting rods
* Hastings moly rings
* Balanced rotating assembly
* Melling high-volume oil pump
* COMP Cams roller lifter camshaft
* Heavy-duty double roller timing set

Cylinder heads:

* Cast iron Vortec heads
* Hardened retainers and springs
* 2.02 in. swirl-polished intake valves
* 1.60 in. swirl-polished exhaust valves
* Hardened pushrods
* Brezinski cast iron marine intake manifold
* 9.5 to 1 compression
* BluePrint Signature Series polished aluminum valve covers
* Rubber coated steel oil pan
* Chrome timing chain cover
* Long slot rocker arms with positive locking nuts
* Dyno-tested--and shipped with results

Part Type

Crate Engines

Data: v4.2 - Upd: 2026-09-27 14:39:31

Specifications

Product Attributes - Brand
BluePrint Engines
Product Attributes - Manufacturer's Part Number
MBP3830CT
Product Attributes - Part Type
Crate Engines
Product Attributes - Product Line
BluePrint Engines Marine GM 383 C.I.D. 405 HP Base Stroker Long Block Engines with Cast Components
Product Attributes - UPC
00887753744302
Product Attributes - Crate Engine Family
Chevy Small Block
Product Attributes - Actual Engine Displacement
6.3L/383
Product Attributes - Crate Engine Cylinder Head Material
Cast iron
Product Attributes - Engine Block Material
Cast iron
Product Attributes - Assembled
Yes
Product Attributes - Engine Balance
Internal/External
Product Attributes - Cam Style
Solid roller, OE roller
Product Attributes - Rear Main Seal Style
1-piece
Product Attributes - Intake Manifold Included
Yes
Product Attributes - Intake Manifold Style
Carbureted
Product Attributes - Cylinder Heads Included
Yes
Product Attributes - Carburetor Included
No
Product Attributes - Throttle Body Included
No
Product Attributes - Distributor Included
No
Product Attributes - Oil Pan Included
Yes
Product Attributes - Valve Covers Included
Yes
Product Attributes - Timing Cover Included
Yes
Product Attributes - Water Pump Included
No
Product Attributes - Harmonic Balancer Included
No
Product Attributes - Flexplate Included
No
Product Attributes - Flywheel Included
No
Product Attributes - Air Cleaner Included
No
Product Attributes - Spark Plugs Included
No
Product Attributes - Spark Plug Wires Included
No
Product Attributes - Computer Included
No
Product Attributes - Wiring Harness Included
No
Product Attributes - Supercharger Included
No
Product Attributes - Remanufactured
Yes
Product Attributes - Quantity
Sold individually.
Product Attributes - Notes
4-bolt main block.

Reference Information

Brand Name/s Blueprint Engines
StreetFX SKU mllMBP3830CT
SFX Item ID 5183082
Supplier Item Code 5183082
Manufacturer SKU MBP3830CT
Manufacturer UPC 887753744302
Alternative References 6.3L/383

Compatibility

Application Data
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size4.3L/262
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size4.3L/265
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size4.4L/267
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size4.6L/283
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size4.9L/302
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size5.0L/305
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size5.0L/307
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size5.3L/327
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size5.4L/327
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size5.7L/350
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size6.3L/383
    Engine FamilyChevy small block Gen I
  • MakeCHEVROLET
    Engine TypeV8
    Engine Size6.6L/400
    Engine FamilyChevy small block Gen I

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