Racing Flag

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

Racing Flag

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

CAST-IRON BOWTIE RACE BLOCKS

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STANDARD-DECK BOWTIE RACE BARE BLOCK

  • CNC-machined cast-iron 4-bolt block 
  • 4.240” finished bore  
  • 4.600” max bore (.250” min. wall thickness)   
  • Standard deck height (9,800”)
  • Lifter bosses are .300” taller than those on standard blocks
  • Tested to 1,200 horsepower

19212197

TALL-DECK BOWTIE RACE BARE BLOCK

  • CNC-machined cast-iron 4-bolt block
  • 4.240” finished bore 
  • 4.600” max bore (.250 min. wall thickness)
  • Tall deck height (10.200”)
  • Tall lifter bosses
  • Tested to 1,200 horsepower

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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.