OVERVIEW:
The BluePrint 400 Small Block Chevy compatible performance crate engines are dyno tested at our factory with guaranteed power levels of 500 horsepower and 500 ft. lbs. of torque. The BluePrint designed, multi-port fuel injection system, complete with ECU and full Wiring Harness, has had extensive calibration and development work in creating this specifically tuned and optimized engine that goes well beyond the performance of self-learn EFI systems on the market today. This BluePrint ECU is designed for hassle-free start up and operation. The ECU controls ignition timing and fuel and installs with 3 simple wired connections (Main Battery, Switched 12V Ignition Wire and Fuel Pump).
DESCRIPTION:
- Horsepower & Torque: 500 Horsepower / 500 ft. lbs. Torque
- Compression Ratio: 10.3:1
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BluePrint Engines Aluminum Heads
- BluePrint Engines Hydraulic Roller Cam
- BluePrint Engines Forged Crankshaft
- BluePrint Engines Forged Pistons
BLOCK:
- BluePrint Engines High Strength Cast Iron Block
- Manufactured and Machined in the USA!
- Drilled and Tapped for Clutch Linkage
- 1-Piece Rear Main Seal
- 4-Bolt Main
- 4.125" Bore
ROTATING ASSEMBLY:
- BluePrint Forged Crankshaft
- 3.750" Stroke
- 5.700" Connecting Rods
- Forged Pistons
- Internally Balanced Front - Externally Balanced Rear
CYLINDER HEADS:
- BluePrint Performance Aluminum Heads - HP8103
- 64cc Chamber
- 2.08" Intake / 1.600" Exhaust Valves
- 220cc Intake / 65cc Exhaust Runners
CAM SPECS:
- Cam Type: Hydraulic Roller
- .553 Intake / .576 Exhaust Lift
- 236 Intake / 242 Exhaust Duration
- @.050-110 Degree Lobe Separation
IGNITION TIMING:
- Computer Controlled by BluePrint ECU
ALSO Notes: INCLUDES:
- BluePrint Multi-Port Fuel Injection - Self-Learning Electronic Control Unit (ECU)
- Single Plane Machined Aluminum Intake Manifold
- Polished Chrome "BluePrint" Engraved Valve Covers
- Polished Chrome BluePrint Air Cleaner
- Satin Aluminum Water Pump
- Spark Plugs and Wires
- Harmonic Balancer
- Timing Cover
- Distributor
- Oil Pan
- Black Front Accessory Drive - BPP350FDACPS4BK
- 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
Notes:
- Front Accessory Drive does NOT fit Corvette.
- 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.
BETTER THAN THE REST.
At BluePrint Engines, customer satisfaction is our highest priority. Every engine is built using high-quality components, with each rotating assembly balanced to within two grams of specification. Before shipment, every crate engine is dyno tested and certified to ensure it is ready to deliver the horsepower and torque you expect.
To stand behind that level of quality, BluePrint Engines offers industry-leading warranty coverage, providing confidence and peace of mind whether the engine is installed by an individual or a professional installer. Our standard warranty is fully transferable, adding long-term value and reassurance for our customers.
Warranty Coverage Details:
- BluePrint Engines (including Builder Series)- Standard Warranty 30 months or 50,000 miles (parts and labor)*
- BluePrint Engines Extended Warranty- 48 months or unlimited miles (parts and labor)*
- Race / Motorsports Engines -No warranty
- Marine Engines- 12 months (parts and labor)
- Short Blocks-12 months (parts only)
- Bare Blocks- 6-Month Unaltered
- International Sales- Warranty coverage is handled by the in-country distributor
*Applies to eligible engine part numbers beginning with “B” or “P.” Warranty coverage is subject to terms and conditions. Proper installation and maintenance are required.
Please refer to full warranty documentation for complete details click here.
IT ALL COMES DOWN TO RESULTS.
We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer 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.
BRAGGING RIGHTS INCLUDED!
A comprehensive, dyno-generated printout showing these critical specs will accompany your delivered engine. 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 dyno results!
This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!

