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World Products 043610 - World Products Small Block Chevy S/R Cast Iron Cylinder Heads

World Products 043610 - World Products Small Block Chevy S/R Cast Iron Cylinder Heads

World Products#955-043610

Small Block Chevy S/R Cast Iron Cylinder Head
  • 67cc Combustion Chambers
  • Cut for 1.940'' Int/1.500'' Exh Valves
  • Bare Head, Sold Individually

    World Products 043610 - World Products Small Block Chevy S/R Cast Iron Cylinder Heads

    An Economical Stock Replacement Head.

    There are many compelling reasons why it's smart to use S/R cylinder heads instead of worn out junkyard parts or new OEM castings. These World Products heads come with hardened steel exhaust seats compatible with unleaded gasoline. The extra thick decks and walls improve reliability. The machined valve cover rails help to eliminate leaks.

    Technical Specifications
  • Material: High density cast iron
  • Valve Seats: Integral intake,hardened steel exhaust
  • Valve Size: 1.940'' x 1.500''
  • Accessory Flange: Stock locations, 7-bolt universal pattern
  • Included In Assembly: Erson stainless steel valves, ring and band valve seals, valve springs, Erson 7° chrome moly retainers, and keepers.

    Recommended Installation Items
  • Head Gaskets: Fel-Pro #1003 (265-350) or equivalent.
  • Pushrods: OEM can be used. Hardened not required
  • Screw-in Studs: 3/8" or 7/16" with 7/16"-14 base thread
  • Pushrod Guidplates: These heads are not machined for guide plates. If desired Flat 5/16" Erson 601 or equivalent can be used after .125" is milled off the stud bosses and the push rod holes opened
  • Spark Plugs: Accepts 14mm-5/8'' .460'' reach tapered seat (Accel 274 or 276, AC-Delco 43TS or 44TS, Champion #670 or #802) or equivalent
  • Intake Gasket: Fel-Pro #1204 or #1256 or equivalent
  • Exhaust Gasket: Fel-Pro #1404 or #1405 or equivalent

    Here are the OEM casting numbers that World's S/R small block heads replace:
    World #043600 = GM 333882, 460703, 462624, 468642, 3911032, 3927186, 3927187, 3932141, 3946813, 3947041, 3970126, 3973414, 3973493*, 3974387, 3981598*, 3986339, 3998920, 3998991, 3998993, 3998997, 14020516, 14020517, 14020556, 14071114, and 14079261.

    World #043610 = GM3795896, 3814482, 3827185, 3884520, 3890462, 3911032, 3917290, 3917291, 3927186, 3932441, 3946813, 3973370 and3998993 *=Requires drilling for steam holes

  • World Products 955-043610

    Manufacturer's Part Number:
    WPI043610
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