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PARTS INTENDED FOR COMPETITION USE ONLY.
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LSX BOWTIE BLOCK

19260093

LSX BOWTIE BLOCK – STANDARD DECK

  • 3.880” semi-finished Siamese cylinder bores
  • 9.260” semi-finished standard deck height (ready to be decked)
  • 4.250” maximum stroke (professional engine builders only)
  • Capable of 364- to 482-cubic-inch displacements
  • Orange powder-coated finish
  • Accepts all LS-and LSX-series heads, cranks, cams, etc.
  • Approximate finished weight is 225 pounds

19260100

LSX BOWTIE BLOCK – TALL DECK

  • 3.880” semi-finished siamese cylinder bores
  • 9.720” semi-finished standard deck height (ready to be decked)
  • 4.500” maximum stroke (small-base circle camshafts required)
  • Capable of 364- to 500-cubic-inch displacements
  • Orange powder-coated finish
  • Accepts Gen-IV LS-and LSX-series, cranks, cams, etc.
  • Approximate finished weight is 250 pounds

19260095

LSX376 PRODUCTION BLOCK

  • 4.065” finished bore
  • Fully CNC machined
  • Deck plate honed
  • Align-honed main bearings
  • Deck height 9.240” (production)
  • Billet-steel main caps
  • Includes all hardware
  • Used in LSX376 crate engine

19260099

LSX454 PRODUCTION BLOCK

  • 4.185” finished bore
  • Fully CNC machined
  • Deck plate honed
  • Align-honed main bearings
  • Deck height 9.240” (production)
  • Billet-steel main caps
  • Includes all hardware
  • Used in LSX454 crate engine

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Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.