BluePrint Crate Engine - SBC 396 491HP Base Model BP3961CT

Part Number: BPEBP3961CT
BLUEPRINT ENGINES
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SKU:
BPEBP3961CT
UPC:
816671020687
Condition:
New
Availability:
Ships Same Business Day
Weight:
475.00 LBS
$7,349.00
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Description

Crate Engine - SBC 396 491HP Base Model

  • Crate Engine
  • Base Small Block
  • 396 Cubic Inch
  • 491 HP
  • Small Block Chevy
  • Each
  • HP & Torque: 491 HP / 509 FT LBS
  • Compression Ratio: 10.4:1
  • Aluminum Heads
  • Hydraulic Roller Cam
  • Forged Crank
  • Forged Pistons

BLOCK:

  • NEW BluePrint Cast Iron Block
  • Manufactured and Machined in the USA!
  • Align honed main bearing bore
  • Cylinders honed on computer-controlled machine to within .0002 straightness and roundness
  • Cylinders are sonic tested for thickness
  • 4-Bolt Main
  • 4.000" Bore
  • 1-Piece Rear Main Seal
  • Mech fuel pump provision: Yes
  • Passenger Side Dipstick
  • Drilled and tapped for clutch linkage

ROTATING ASSEMBLY:

  • New BluePrint Forged Crankshaft
  • 3.875 " Stroke
  • Forged I-beam 6.000" connecting rods
  • Forged Pistons
  • Internal Front/ External Rear

CYLINDER HEADS:

  • BluePrint Aluminum Cylinder Heads - HP8103
  • 64cc chamber
  • 2.08" intake/1.60" exhaust valves
  • 220cc intake/67cc exhaust runners

CAM SPECS:

  • Cam Type: Roller
  • .544 Intake .555 Exhaust
  • 230 Intake / 236 Exhaust duration
  • @ .050, 110 ° lobe separation angle

IGNITION TIMING:

  • 34 degrees total at 3500 RPM

ALSO INCLUDES:

  • Valve covers, oil pan and timing cover

NOTES: 

  • *A bronze distributor gear is NOT recommended on this engine
  • Not for use in pollution-controlled vehicles.
  • This engine features a true 4-inch bore, which mathematically yields 389 CID with a 3.875-inch stroke.
  • 93 octane or higher is recommended for this engine. 
  • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.

This product is excluded from any discounts.

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