460 SIAMESE BORE ENGINE BLOCK

  • High-strength block for professional competition 
  • 10.322" deck Height plus or minus .005"
  • Cast iron block with 4-bolt main caps on journals 2, 3, and 4
  • Nodular iron main caps
  • 3.000" main journal diameter
  • Siamese cylinder bore design
  • Can be bored/stroked to produce 598 cu. in.
  • Bore range from 4.360-4.600"  - Also available in big bore version, part number: M-6010-A460BB
  • Wet sump oiling design
  • Priority main oiling system design
  • Weighs approximately 275 lbs.
  • NOTE: Siamese blocks are solid casting between the cylinder bores. There are no water passages between them.This is done to increase the strength of the block
  • NOTE: Four bolt main cap requires stock oil pan modifications
Part Type
Engine: Engine Blocks
Instruction Sheet
Warranty Availability
Not Available
Packaged Dimensions
21.5" x 14.25" x 22.5
Packaged Weight
276 lb(s)
UPC Code
756122601037
Catalog Page Number
195
Country of Origin
United States
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