Smeding BBC540SB239249SUB Big Block Chevy 540 ci. Short Block:

• Block:
  • 4.500 in. Bore
  • 9.800 in. Deck Height
  • 4-Bolt Billet Steel Mains with ARP Fasteners
• Crankshaft:
  • 4340 Forged Steel
  • 4.250 in. Stroke
  • Internal Balance
• Connecting Rods:
  • 4340 Forged Steel H-Beam
  • 6.385 in. Length
  • 7/16 in. SP8740 12pt Fasteners
  • Floating Wrist Pins
• Pistons:
  • 4032 Forged Aluminum
  • 10 cc Dome
  • Coated Skirts
• Rings:
  • Plasma-Moly Top
  • Low Tension Oil
  • 1/16 in. x 1/16 in. x 3/16 in.
• Camshaft:
  • Hydraulic Roller
  • 239° Intake / 249° Exhaust Duration @ .050 in.
  • .614 in. Intake / .614 in. Exhaust Lift
  • 112° Lobe Separation Angle (LSA)
  • Link-Bar Lifters
• Timing Set:
  • Single Roller
• Timing Cover:
  • Cast Aluminum
• Oil Pump:
  • Melling M77 High Volume
• Oil Pan:
  • Moroso Black Steel
  • 7 qt. Capacity
• Harmonic Balancer:
  • Included
• Bearings:
  • King Tri-Metal
• Cam Bearings:
  • Dura-Bond, Installed
• Compression Ratio:
  • Varies by Cylinder Head Selection
• Brass Freeze Plugs – Installed
• Oil Plugs- Installed
• Dowel Pins – Installed

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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