BluePrint Engines GM 400 Small-Block Crate Engine F.I. Deluxe Dressed 500 HP W/ Black Pulley Kit

Lean into your craving to drive hard with a GM 400 small-block crate engine by BluePrint Engines! This powerhouse brings reliable strength and track-day performance in one well-rounded package. Forged internals support a 10.3:1 compression ratio, giving you solid power. It’s topped off with a black front accessory drive for a sharp look on top of the performance.

Features and Benefits:
- High-strength, cast iron engine block with 4.125” bore
- Operates at 500 horsepower and 500 ft.-lbs. torque
- 10.3:1 compression ratio for stronger throttle response and crisp performance
- 4-bolt main offers stronger bottom end for high-HP applications
- 1-piece rear main seal ensures stronger, leak-free security
- Block is drilled and tapped for clutch linkage
- Uses Holley Sniper 2 electronic fuel injection (EFI) system
- Built-in BluePrint Engines performance cylinder heads made of aluminum
- Dual-plane, satin aluminum-finished intake manifold
- Forged steel crankshaft with 3.750" stroke and 5.700" rods with 150,000 PSI bolts
- Forged pistons for incredible strength and impact resistance
- Rotating assembly: internally balanced front, externally balanced rear
- Hydraulic roller cam. for lower maintenance and better strength than flat tappet cam.
- Ignition timing: 10-16° initial, 32-34° total at 3500 RPM
- Includes mechanical fuel pump provision and passenger-side dipstick
- Backed by BluePrint Engines' 30 month/50,000-mile warranty

Also Includes:
- Thermostat and thermostat housing
- Valve covers
- Harmonic balancer
- Spark plugs and wires
- Fuel pump
- Oil pan
- Distributor
- Timing cover
- Front accessory drive with water pump, A/C compressor, alternator, and power steering pump

Cylinder Head Specifications:
- 64cc chambers
- 2.08" intake / 1.60" exhaust valves
- 220cc intake / 67cc exhaust runners

Camshaft Specifications:
- .553” intake / .576” exhaust lift
- 236° intake / 242° exhaust duration
- @ .050-110° lobe separation

Additional Notes:
- Not designed for EGR use.
- The cylinder heads feature a .500" raised exhaust port vs OEM casting. Please verify header-to-exhaust clearance prior to installation.
- The aftermarket intake manifold installed on this engine may not be compatible with OEM accessory brackets that use intake or exhaust-mounted bosses.
- The front accessory drive does NOT fit Corvette models.
- The front accessory drive fits many vehicles, however it is the customer’s responsibility to accurately measure and confirm fitment. Note that 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.
- Does not include fuel pump or lines.
- The water pump is not rated for use with fan spacers or fan clutches.