Edelbrock Performer RPM Cylinder Head - Assembled - 2.190 / 1.880 in Valve - 315 cc Intake - 118 cc Chamber - 1.550 in Springs - Big Block Chevy Water Pumps 500 RPM with true spark

500 RPM with true spark alignment for instantaneous response

do it yourself in your garage

suitable for engines making up to 4000 HP

114g weight

Edelbrock Performer RPM Cylinder Head - Assembled - 2.190 / 1.880 in Valve - 315 cc Intake - 118 cc Chamber - 1.550 in Springs - Big Block Chevy Water Pumps 500 RPM with true sparkCylinder Head Specifications: Combustion chamber volume: 118cc; Intake runner volume: 315cc; Exhaust runner volume: 110cc; Intake valve diameter: 2. 19"; Exhaust valve diameter: 1. 88"; Valve stem diameter: 11 32"; Valve guides: Manganese bronze; Deck thickness: 9 16"; Valve spring diameter: 1. 55"; Valve spring maximum lift: . 700"; Rocker stud: 7 16"; Guideplate: Hardened steel; Pushrod diameter: 3 8"; Valve angle: 26 ; Exhaust port location: Stock;