Description
BluePrint MBP3830CTC GM 383 Base Marine Engine, Cast Iron Vortec Heads
True Blue Power! BluePrints pro engine builders are enthusiasts just like you and it shows in the quality and performance of every engine they build. Each BluePrint crate engine is carefully dyno tested and ships with printed, proven results. If you’re looking serious horsepower at an affordable price, BluePrint Engines is the choice for you!GM 383 Base Marine Engine – Cast Iron Vortec Heads – Roller Cam
Overview
- HP & Torque: 405 HP / 450 FT LBS
- Cast Iron Heads
- Roller Cam
- Cast Steel Crank
- Part #: MBP3830CTC
Block
- Seasoned 4-bolt main
- Max .040 bore
- One piece rear main seal
- Sonic tested to assure wall thickness
- Align honed main bearing bore
Rotating Assembly
- New cast steel premium crank
- Hypereutectic pistons
- New roller camshaft
Cylinder Heads
- Cast Iron Vortec
- 1.25 dia. valve springs, hardened retainers and keepers
- 2.02 swirl polished intake valves
- 1.60 swirl polished exhaust valves
- Elgin hardened push rods
- Long slot rockers with positive lock adjusting nuts
Cam Specs
- Cam Type: Roller
- .495 Intake .503 Exhaust
- 220 Intake / 224 Exhaust duration
- @ .050 – 112 degree lobe separation
Also Includes
- New cast iron marine intake
- Fuel Pump
- Fuel line and filter
- Cast iron circulating pump
- 750cfm carburetor
- Harmonic balancer
- Distributor
- Spark plugs
- BluePrint plug wires
- Polished aluminum valve covers
- Rubber coated steel oil pan
- Brass freeze plugs
- Dyno test results shipped with engine
Warranty
- 12 month unlimited hour on pleasurecraft only. No warranty on commercial use.
| KEY SPECS | |
|---|---|
| MFG. Part # | MBP3830CTC |
| Brand | BluePrint Engines |
| Crate Engine Type | Long Block |
| Engine Displacement | 383 cu. in. |
| Horsepower | 405 horsepower |
| Compression Ratio | 9.5:1 |
| Torque | 450 ft./lbs. |
| Camshaft Type | Hydraulic Roller Tappet |
| Cylinder Head Material | Cast Iron |
| Piston Material | Hypereutectic Aluminum |
| Crankshaft Material | Cast Steel |
| Camshaft Duration (.050 in) | 220° intake / 224° exhaust |
| Camshaft Lift (in) | .495 intake / .503 exhaust |
| Intake Manifold Included | Yes |
| Distributor Included | Yes |
| Valve Covers Included | Yes |
| Cylinder Heads Included | Yes |
| Rear Main Seal Style | 1-piece |
| Oil Pan Included | Yes |
| Timing Cover Included | Yes |
| Water Pump Included | Yes |
| Harmonic Balancer Included | Yes |
| Flexplate Included | No |
| Flywheel Included | No |
| Air Cleaner Included | Yes |
| Spark Plug Wires Included | Yes |
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