Racing Flag

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

Racing Flag

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

BIG-BLOCK DRCE BLOCKS

24502572

DRCE 2 BARE BLOCK, GRAY IRON

  • CNC-machined iron 4-bolt block  
  • 9.525” deck height, may be machined to 9.000”
  • Camshaft raised to 5.750” 
  • Cam tunnel accommodates 55-mm cam bearings 
  • 4.500” semi-finished bore  
  • 4.700” max bore
  • 4-bolt steel main caps, 16° splayed-on center three mains
  • Oil pan rails spread .400” per side for additional stroke clearance
  • Tested to 1,400-plus horsepower   

25534406

DRCE 3 BARE BLOCK, COMPACTED GRAPHITE

  • CNC-machined compacted graphite material 4-bolt block
  • 9.250” deck height, can be machined to 9.000”
  • Camshaft raised to 7.067”
  • Cam tunnel accommodates (9) 60-mm cam bearings 
  • Cam tunnel is closed (no oil drain to rotating assembly)
  • 4.590” semi-finished bore
  • 4.700” max bore
  • 2.500” crankshaft main journal 
  • 4-bolt steel doweled-after-assembly main caps, 22° splayed-on center three mains
  • Highest-available quality main studs  
  • Oil pan rails spread to 12”
  • Oil and water plugs are AN O-ring-style 
  • Tested to 1,400-plus 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.