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Chevrolet Performance 25534393
Mail-In Rebate
Chevrolet Performance® Summer Block Party Rebate
Expires on: September 30, 2019

Purchase Chevrolet Performance Engine Blocks Or Cylinder Heads and Receive up to $200 On a Prepaid Visa!

Chevrolet Performance LS-Series C5R Racing Cylinder Head, Bare "Cubed"

809-25534393

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Save $20 off $250, $40 off $500, $100 off $1,000. Promo Code: RACE2SAVE exclusions apply

$1,638.94
Chevrolet Performance LS-Series C5R Racing Cylinder Head, Bare "Cubed" $1,638.94
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LS-Series C5R Racing Cylinder Head
  • Bare "Cubed"
  • 355-T7 Aluminum
  • As-Cast Unmachined
  • Sold Individually, 1/pkg
  • Specifications:

    Manufacturer's Part Number:
    25534393

    The Chevrolet Performance C5R/LSX/LS7 Racing Aluminum Cylinder Head is an unmachined "cubed" aluminum racing head designed for the professional engine or cylinder head builder. This allows a clean slate start to design the ultimate racing cylinder head for a 4.100" or larger bore LS-series racing engine. This cylinder head design has been validated in competition in the showroom stock C5R Corvette race car program, so be assured this head will live up to your demands!

    Features:
  • The images shown represent a machined version of the cubed (unmachined) product. Chevrolet Performance does not supply a fully machined version of the C5R head. Images are for reference only.
  • Professional porting and machining of combustion chambers required
  • No seats or guide machining
  • C5R rectangle-port design - requires aftermarket rectangle-port intake manifolds
  • Designed for big bore (4.100" min) LS7/C5R/LSX blocks
  • 210cc "as-cast" intake ports
  • 70cc "as-cast" exhaust ports, same as production LS6
  • 30cc "as-cast" combustion chambers
  • All fasteners are metric
  • Standard LS exhaust port design
  • Capable of over 800 horsepower!

  • Some parts are not legal for use in California or other states with similar laws / regulations

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