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Horsepower & Torque: 405 Horsepower / 458 ft. lbs. Torque
Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads
Compression Ratio: 10:1
Camshaft: Hydraulic Roller Cam - .495 Intake / .502 Exhaust Lift and 220 Intake / 224 Exhaust Duration @ .050 – 114° LSA
Pistons: Hypereutectic
Crankshaft: Cast Crank – 3.750" Stroke and 5.700" Rods
Fuel Recommendation: 91+ Octane
- Description
- Engine Specs
- Parts & Accessories
- Warranty
Overview:
Description:
- Horsepower & Torque: 405 Horsepower / 458 ft. lbs. Torque
- Compression Ratio: 10.0:1
- BluePrint Engines Aluminum Heads
- BluePrint Engines Hydraulic Roller Cam
- BluePrint Engines Cast Crank
- BluePrint Engines Hypereutectic Pistons
Block:
- BluePrint Engines High Strength Cast Iron Block
- 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 Balanced Front and Rear
Cylinder Heads:
- BluePrint Aluminum Cylinder Heads - H8002K
- 64cc Chamber
- 2.02" Intake / 1.60" Exhaust Valves
- 195cc Intake / 75cc Exhaust Runners
Cam Specs:
- Hydraulic Roller
- .495 Intake / .502 Exhaust Lift
- 220 Intake / 224 Exhaust Duration
- @ .050-114 Degree Lobe Separation
Also Includes:
- Intake Manifold Dual Plane, Satin Aluminum - BPP350VINT
- Holley 750cfm Classic Carburetor - BPP080508S
- Pro Series Ready Run Distributor - BPP3503BK
- Thermostat Housing - BPP10108470
- EFI Fuel Pump Kit - BPP5267
- 14" Air Cleaner - BPP4304BK
- Thermostat - BPP180TS
- Spark Plugs - BPP7938
- Plug Wire Separators
- Spark Plug Wires
- Timing Cover
- Valve Covers
- Oil Filter
- Oil Pan
- Polished Front Accessory Drive - BPP350FDACPS4
- Reverse Rotation Short Water Pump
- Type II Power Steering Pump
- Remote Power Steering Pump Reservoir
- 140amp 1-wire Alternator
- 7B10 Peanut Style Air Conditioning Compressor
Assembled with Complete Transfer Case Ready 700r4 Automatic Transmission Package:
- 700R4 Complete Package. Features 4wd 27 Spline Stub Shaft, and Transfer Case Ready, 4wd Case.
- 2200-2400 Stall Torque Converter
- Flex Plate
- Starter
Notes:
- This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
- The front accessory drive on this engine fits many vehicles, however it is the customer responsibility to accurately measure and confirm fitment. Note this is a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.
- Package Ships assembled as pictured.
- Due to numerous tire/rear gear combinations, this transmission does NOT ship with a speedometer gear or sender housing.
- Does not include a 2wd tail housing. Will have extended 4wd output shaft, designed for transfer case to bolt directly to transmission case.
- The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.
Blocks
- BluePrint Engines High Strength Cast Iron Block
- 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
Cylinder Heads
- BluePrint Aluminum Cylinder Heads - H8002K
- 64cc Chamber
- 2.02" Intake / 1.60" Exhaust Valves
- 195cc Intake / 75cc Exhaust Runners
Ignition Timing
Initial Timing 10-16 - Total Timing 32-34
Spark Plug
.035 in.
Firing Order
1,8,4,3,6,5,7,2
Rotating Assembly
- Cast Crankshaft
- 3.750" Stroke
- OEM Type 5.700" Connecting Rods w/ 150,000 PSI Bolts
- Hypereutectic Pistons
- Externally Balanced Front and Rear
Cam Specs
- Hydraulic Roller
- .495 Intake / .502 Exhaust Lift
- 220 Intake / 224 Exhaust Duration
- @ .050-114 Degree Lobe Separation
Stall Converter
2400+ RPM
Also Includes
- Intake Manifold Dual Plane, Satin Aluminum - BPP350VINT
- Holley 750cfm Classic Carburetor - BPP080508S
- Pro Series Ready Run Distributor - BPP3503BK
- Thermostat Housing - BPP10108470
- EFI Fuel Pump Kit - BPP5267
- 14" Air Cleaner - BPP4304BK
- Thermostat - BPP180TS
- Spark Plugs - BPP7938
- Plug Wire Separators
- Spark Plug Wires
- Timing Cover
- Valve Covers
- Oil Filter
- Oil Pan
- Polished Front Accessory Drive - BPP350FDACPS4
- Reverse Rotation Short Water Pump
- Type II Power Steering Pump
- Remote Power Steering Pump Reservoir
- 140amp 1-wire Alternator
- 7B10 Peanut Style Air Conditioning Compressor
Assembled with Complete Transfer Case Ready 700r4 Automatic Transmission Package:
- 700R4 Complete Package. Features 4wd 27 Spline Stub Shaft, and Transfer Case Ready, 4wd Case.
- 2200-2400 Stall Torque Converter
- Flex Plate
- Starter
Notes
- This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
- The front accessory drive on this engine fits many vehicles, however it is the customer responsibility to accurately measure and confirm fitment. Note this is a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.
- Package Ships assembled as pictured.
- Due to numerous tire/rear gear combinations, this transmission does NOT ship with a speedometer gear or sender housing.
- Does not include a 2wd tail housing. Will have extended 4wd output shaft, designed for transfer case to bolt directly to transmission case.
- 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.
Parts & Accessories Specs
| Intake Manifold | Intake Manifold Dual Plane, Satin Aluminum - BPP350VINT |
|---|---|
| Spark Plug | BPP7938 NGK 7938 BKR5E |
| Harmonic Balancer | BPP400L |
| Flexplate/Flywheel | BPP871006 |
| Fuel Recommendation | 91+ Octane |
| Recommended Service Oil | BPP10W30 |
| Recommended Oil Filter | BPP51061 |
| Total Oil Capacity with Production Oil Pan, and Correct Filter | 5 Quarts |
Header Partners:
- Click Here for our Header Partners and recommendations.
Better Than the Rest.
The satisfaction of our customers is our highest priority at BluePrint Engines. Every engine we build is assembled with premium components, balanced to within two grams, and dyno-tested to verify real horsepower and torque before it leaves our facility.
All BluePrint products include warranty protection designed specifically for how they're used. Our complete crate engines carry our industry-leading 30-month / 50,000-mile warranty, offering the confidence and peace of mind serious builders expect. Other BluePrint products—including bare blocks, marine engines, transmissions, race applications, and cylinder heads—feature warranty coverage tailored to their intended use and operating conditions.
For full terms and specific coverage by product category, download our warranty guide below. It contains complete details, limitations, and instructions for warranty registration and claims.
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Register NowEVERY BLUEPRINT ENGINE ACES THE DYNO TEST
We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer in our in-house dyno testing rooms 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.
All specs, zero speculation: A comprehensive, dyno-generated printout showing your critical engine specs will accompany your delivered engine — every time. 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 exact engine’s dyno results.