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MOTOWN II Small Block Chevy Bare Block

Part Number 084
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MOTOWN II Small Block Chevy Bare Block
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MOTOWN II Small Block Chevy Iron Bare Blocks.

World Products has developed a refined version of its popular MOTOWN block in the form of the MOTOWN II, and now offers it in over two dozen iterations for small block Chevrolet applications. The MOTOWN II boasts 152 fluid ounces of coolant per side and has demonstrated stability lauded by racers and professional engine builders alike. A MOTOWN block won the inaugural Engine Masters Challenge and it was worth about 20 horsepower over others, thanks to its outstanding design and overall stability.

  • High Density Cast Iron.
  • Nodular or Billet 4-bolt.
  • Dual Motor Mounts.
  • Expanded Water Jackets.
  • Priority Main Oiling.
  • Standard Cam Bearings.


Material: High Density Iron
Deck Height: 9.025" (standard Chevrolet)
Deck Thickness: .600" minimum
Cam Bearings: Standard Chevrolet small block set
Main Bearings: Standard Chevrolet (350 style)
Camshaft Location: Stock
Lifter Bores: Indexed (stock .843" bore)
Bore: 3.990" (hone to 4.000") or 4.115" (hone to 4.125")
Maximum Bore: 4.200"
Cylinder Wall Thickness: Approx. .250" @ 4.200" bore
Water Jackets: Expanded for better cooling
Lubrication: Priority main oiling system
Oil System Features: Integral boss for front feed, boss for rear scavenge rear main cap has provisions for wet sump pump, drilled for dry sump valley scavenge lines, cross-feed lines between left and right lifter oil galleys
Filtration: Integral mount for spin-on filter
Oil Pan Rails: Solid (stock width) can be clearanced for strokers
Crank Clearance: 4.000" stroke (H-beam steel rods) (sleeves may need notching)
Main Caps: Splayed billet steel
Mounts: OEM starter and oil filter mounts
Block: Side ribs for extra strength & cooling - cross-ribs in valley
Motor Mounts: Dual (front and side)
Cylinder Head Holes: Blind tapped to prevent leaks
Weight: Approximately 200 lbs.

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