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Chevrolet Performance 19354240 - LSX LS7 Bare Cylinder Head

Free Shipping On Chevrolet Performance 19354240 Cylinder Head

Chevrolet Performance 19354240 LS7 LSX 6-Bolt cylinder head is an excellent replacement head to upgrade your factory LS7. This head Is the same bare casting used on the Chevrolet Performance LSX 454 Engine which has proven to be a winner on the street and the track. The LSX LS7 casting features a thicker deck of 0.625" for higher horsepower applications, premium 356-T6 aluminum material, reinforced rocker stands, and extra material in the ports for custom port work.


Intake Valve 2.200”
Exhaust Valve 1.610”
Chamber (cc) 70
Intake Port (cc) 270
Exhaust Port (cc) 70
Assembled or Bare Bare
Valve Spring Diameter N/A
Max Lift N/A
Type N/A
Spark Plug Size 14mm
Reach 0.708”
Design LS Angled
Suggested Plug NGK TR6GP

Shipping: Free Shipping* on Orders over $99
Pricing: $1,076.67

Free U.S. Continental Shipping


  • 6 Bolts Per Cylinder Design Bolt Pattern if Required
  • Can Be Used on a Stock LS7 Block
  • Stock LS7 Intake and Exhaust Port Designs
  • Stock LS7 12-Degree Valve Angle
  • GM Recommends a Minimum Of 4.100 Bore
  • Designed for Stock LS7 Style Rocker Arms and LS7 Rocker Bolts

California Proposition 65

California Prop 65WARNING: Cancer & Reproductive Harm -


Shipping Information

  • Item Requires Shipping
  • 35.0 lbs.
  • W11.8000” x H9.7000” x L23.8000”
  • Free U.S. Continental Shipping
  • Free Shipping* on Orders over $99

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