Edelbrock Performer Cylinder Head - Assembled - 2.110 / 1.660 in Valve - 215 cc Intake - 87 cc Chamber - 1.460 in Springs - Pontiac V8 Push Lock Clamp Pliers 32 ohm Chrome

32 ohm Chrome

Polished Billet Aluminum Center Section

Approximate weight 8

2003-2009 GMC Envoy

These HTC coated

Edelbrock Performer Cylinder Head - Assembled - 2.110 / 1.660 in Valve - 215 cc Intake - 87 cc Chamber - 1.460 in Springs - Pontiac V8 Push Lock Clamp Pliers 32 ohm ChromeCylinder Head Specifications:; Combustion chamber volume: 87cc; Intake runner volume: 215cc; Exhaust runner volume: 175cc; Intake valve diameter: 2. 11"; Exhaust valve diameter: 1. 66"; Valve stem diameter: 11 32"; Valve guides: Manganese bronze; Deck thickness: 5 8"; Valve spring diameter: 1. 46"; Valve spring maximum lift: . 575"; Rocker stud: 7 16"; Guideplate: Hardened steel; Pushrod diameter: 5 16"; Valve angle: 14 ; Exhaust port location: Stock