HP & Torque: 741 HP / 703 FT. LBS

Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads

Compression Ratio: 10.5:1

Camshaft: Hydraulic Roller Cam - .647 Intake / .647 Exhaust Lift and 258 Intake / 266 Exhaust Duration @ .050 - 112° LSA

Pistons: Forged

Crankshaft: Steel Crank - 4.500" Stroke and Forged 6.480" Rods



DETAILED INFORMATION

Description:

Standard Deck Height! Bolt 724hp in place of your Chevy 454 or 396 BBC!

  • HP & Torque: 741 HP / 703 FT LBS
  • Compression Ratio: 10.5:1
  • Aluminum Heads
  • Hydraulic Roller Cam
  • Forged Crank
  • Forged Pistons

Block:

  • NEW BluePrint Cast Iron Block
  • Manufactured and Machined in the USA!
  • 4-Bolt Main
  • 4.600" Bore
  • 1-Piece Rear Main Seal
  • Mech fuel pump provision: Yes
  • Standard Deck

Rotating Assembly:

  • New BluePrint Forged Crankshaft
  • 4.500" Stroke
  • Forged H-beam 6.480" connecting rods
  • Forged Pistons
  • Internal

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads -PS8012
  • 119cc chamber
  • 2.30" intake/1.88" exhaust valves
  • 358cc intake/125cc exhaust runners
  • Cylinder heads feature a .300 in. raised exhaust port vs an OEM casting.
  • Must verify header/exhaust clearance

Cam Specs:

  • .647 Intake .647 Exhaust
  • 258 Intake / 266 Exhaust duration
  • @ .050 - 112-degree lobe separation

Ignition Timing:

  • 34° total timing

Also Includes:

  • Valve covers, oil pan and timing cover
  • Harmonic balancer

Notes:

  • Cylinder heads feature a .300 in. raised exhaust port vs an OEM casting
  • Must verify header/exhaust clearance
  • BluePrint Engines 598ci crate engine uses a standard deck height block. So if you are looking for large cubic inches and replacing an old 396ci BBC, or 454 BBC this engine will bolt right in. Talk about an upgrade!

Engine Accessory Specifications

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.

Part Number: PS5980CT1

Fuel Delivery Type: Carbureted, 1250cfm recommended

Spark Plug: BPP7938 NGK 7938 BKR5E (.750 inch reach, 14mm thread, 5/8 hex, plug)

Spark Plug Gap: .035"

Harmonic Balancer: BPP454I - Internally balanced

Flexplate/Flywheel: Internally balanced

Stall Converter: 2500-2800 rpm

Intake Manifold: N/A

Fuel Recommendation: 91

Timing (Initial/Total Advance): 34 degrees total timing

Firing Order: 1-8-4-3-6-5-7-2

Notes: Standard deck height block.

Total Oil capacity with production oil pan, and Correct BPP51061 Filter : 8 Quarts

Notes: New BluePrint block manufactured and machined in the USA,

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