Smeding SBC406SB236244SUB Small Block Chevy 406 ci. Short Block:

• Block:
  • 4.125 in. Bore
  • Heavy-Duty 4-Bolt Mains
  • 9.025 in. Deck Height
  • 1-Piece Rear Main Seal
  • Machined for OE Hydraulic Roller
• Crankshaft:
  • 4340 Forged Steel
  • 3.800 in. Stroke
  • Internal Front / External Rear Balance
• Connecting Rods:
  • 5140 Forged Steel I-Beam
  • 5.700 in. Length
  • 3/8 in. Bolts
  • Floating Wrist Pins
  • 12pt 3/8 in. SP8740 Fasteners
• Pistons:
  • 2618 Forged Aluminum
  • 18 cc Dish
  • Coated Skirts
• Rings:
  • Stainless Steel Top
  • Napier 2nd
  • Low Tension Oil
  • 1.2 mm, 1.2 mm, 3.0 mm
• Bearings:
  • King Bi-Metal
• Cam Bearings:
  • Dura-Bond, Installed
• Compression Ratio:
  • 10.0:1 w/64 cc Heads
  • 9.3:1 w/72 cc Heads
• Camshaft:
  • Hydraulic Roller
  • 236 in. Intake / 244 in. Exhaust Duration @ .050 in.
  • .544 in. Intake / .543 in. Exhaust Lift
  • 110 LSA (Lobe Separation Angle)
• Lifters:
  • Hydraulic Roller, OE Roller Design
• Timing Set:
  • True Roller, OE Roller Design
• Oil System:
  • Melling M55 Standard Volume Oil Pump
  • Black 6 qt. Steel Oil Pan
• Front Drive Components:
  • Black Steel Timing Cover
  • 8 in. Harmonic Balancer
• 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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