Chevrolet Performance 19419194 - LSX LS7 Bare 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. Specifications: 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 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