Benefits
- Complete Assembly Ready For Installation
- 450 Horsepower & 470 ftlbs Of Torque
- Brand New High-Strength Cast Iron Block
- 28oz External Balance Rotating Assembly
Features
- Aluminum Cylinder Heads
- Cast Steel Crank
- 4-Bolt Mains
- Forged Rods & Pistons
- 10:1 Compression Ratio
BluePrint Engines 408ci - 450hp 5.8 Long Block Crate Engine450hp out of 408ci engine is a great motor to swap into your project vehicle looking for more power with this BluePrint Engines crate motor. If you don't want to spend time searching for the right parts for your build, pick up this BluePrint Engines crate motor and save time and money on your project. Whether you are building a street cruiser or a track monster, this crate motor will hold up to either. This engine comes ready for you to bolt on your choice of accessories, intake manifold, headers, and transmission to get the best combination for more horsepower and torque. This crate engine is a factory 28oz balanced rotating assembly. It comes assembled with a brand new Blueprint Engines high-strength cast iron block, HP9009 aluminum cylinder heads, a hydraulic roller cam, dual sump oil pan, a timing cover, dipstick, and a set of polished valve covers to top it off. Making up to 16 inches of vacuum and is designed to work excellently with power brakes, an upgraded torque converter and lower gearing on 91-octane fuel. Blueprint crate engines come with a 30-month/50k-mile warranty at no extra cost for great peace of mind.
Brand New Short Block
With the rarity of an unmodified stock block to remanufacture, Blueprint went out and made their own brand-new high-strength blocks! The robust short block has an Increased deck thickness and strengthening webbing throughout, making it far superior to the original Windsor-based 351. Improved water jacket designs for more efficient cooling and better coolant flow. Utilizing stronger 4 bolt mains with a 4.00" stroke cast steel crank, Forged 6.200" connecting rods, and forged pistons round out the rotating assembly and get more cubic inches with 408ci displacement. With a compression ratio of 10:1 making 450 horsepower straight out of the box!
Cylinder Heads & CamEquipped with Blueprints custom ground hydraulic roller camshaft to give you the extra power you need! This performance camshaft has a 236/248 duration and a .579/.579 lift with a 114-degree lobe separation to add a good amount of low-end torque. This hydraulic camshaft is preinstalled in this motor to save you time when building your ride. BluePrint HP9009 190cc aluminum cylinder heads feature a 60cc combustion chamber with a 2.02" intake and 1.60" exhaust valves. Large 190cc intake and 65cc exhaust runners will have more than enough flow to make all the power you could need. Roller rockers and a double roller timing chain ensure a long life with minimal valvetrain maintenance.
Engine Specs:
- HP & Torque: 450 HP / 470 FT LBS
- Compression Ratio: 10:1
- NEW BluePrint Engines' high-strength cast iron block
- Increased deck thickness and strength webbing
- Priority main oiling
- 4-bolt main
- 1-piece rear main seal
- Improved water jacket design
- 4.000" Stroke Cast Steel Crank
- Forged I-Beam 6.200" connecting rods
- Forged pistons
- 4.040" Bore
- 9.500" Deck Height
- 28oz External balance
- BluePrint Aluminum Cylinder Heads - HP9009
- 60cc chamber
- 2.02" intake
- 1.60" exhaust valves
- 190cc intake
- 65cc exhaust runners
- Stud Mount Rockers
- Roller Rockers
- Hydraulic Roller Cam
- .579 Intake / .579 Exhaust Lift
- 236 Intake / 248 Exhaust Duration
- @.050-114 Degree Lobe Separation
- Includes Rear Sump Oil Pan
- Passenger Side Dipstick & Tube
- Includes Valve Covers
- Includes Timing Cover
Product Note:Complete your crate motor with this
LMR Engine Finishing Kit - 28oz
Blue Print Engine Warranty - Click Here -