Description

Edelbrock #770469 Pro Port Cylinder Head for Gen III-IV S/B Chevrolet LS Engines is designed to take advantage of the improvements in this LSX racing block. It is also compatible with all previous versions of the engine. Bare HIP Treated The Edelbrock 770469 Small Block Chevy LSR Pro-Port Cylinder head is designed specifically for the professional cylinder head porter and engine builder. Like the other Edelbrock Cylinder head The Pro-Port cylinder head is also cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting. In most cases seats and manganese-bronze valve guides are included but not installed. Please note: This head can not be used without professional head preparation. Pro-Port RAW Features Include: - Unported versions of Edelbrock race-winning Victor Series CNC head for the professional cylinder head porter and engine builder - The Pro-Port cylinder head is cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting - The only head designed specifically to accommodate almost any CNC port shape size or location - Offers enough wall thickness for CNC machining to various port dimensions - In most cases seats and manganese-bronze valve guides are included - Some of the Edelbrock Pro-Port Raw Head Feature Our Special Hot Isostatic Pressing or HIP Process.

• Specifications

  • Quantity: Sold Individually
  • Guide Plates Included: No
  • Intake Valve Pierce Points (X Y)(C): 0.652 in 0.448 Inch
  • CNC Ported: No
  • Exhaust Port Entry: 1.55 in x 1.30"
  • Valve Angle: Exhaust 7.0 x 2.0 deg/Intake 8.7 x 3.2 DD
  • Intake Valve Diameter: (Suggested) 2.25"
  • Exhaust Valve Diameter: (Suggested) 1.68"
  • Guide Material: Manganese Bronze
  • Valve Springs Included: No
  • Deck Thickness: 0.8000"
  • Family: Victor
  • Valve Included: No
  • Construction Type: Pro-Port Raw
  • Retainer Included: No
  • Valve Guides Included: Yes
  • Head Casting Number: N/A
  • Intake Port Entry: 1.32 in x 1.97"
  • Grade Type: Performance
  • Series: Pro-Port
  • Material: Aluminum
  • Specialty: Hot Isostatic Pressing (HIP) Processing
  • EGR Port: No
  • Valve Seats Included: No
  • Combustion Chamber Volume: Possible 25 CCM
  • Exhaust Valve Pierce Points (X Y)(C): -1.178 in -0.238 Inch

• Documents and Manuals

  • 1101_EDL770469.pdf