All American X Core 23° SBC Racing Heads - Head Porter Version

Starting at
$442.65 Each

Series P/N: 176-X-Core (QTY & OPTIONS ADDED TO BASE PRICE AT CHECKOUT)

  • Cylinder Head Porter Core Model
  • Intake and Exhaust Ports Core Size
  • Chambers Core Sized
  • No Push Rod Clearance (machine to fit)
  • Spring Pockets Raised .100

The All-American X SBC Core is designed for professional head porters. Featuring a head porter site core with additional special machining, head porters are able to machine various sized ports with ease of mind.

The no push rod machining and .100 raised spring pockets allows for more flexibility for the larger ports. Seats and guides are included but not installed providing ease to the head porter.

Look to the All American X SBC Core for for your next CNC project!

All American Series by Pro-Filer

Series P/N: 176-X-Core Configuration Options


Casting Style

All American 176-X-CORE Series Heads feature unfinished Core Sized Chambers, Core Sized Intake and Exhaust Ports and No Push Rod Clearance. Also available as solid heads (no water passages). These heads are designed to be finished by Professional Head Porters with their own port and chamber designs.

Qty
Starting at
$442.65 Each

Series P/N: 176-X-CORE (QTY & OPTIONS ADDED TO BASE PRICE AT CHECKOUT)

Details


Series P/N: 176X-CORE SBC Head Specifications

Material:Aerospace Specification, A356 Aluminum Alloy (Primary Virgin Ingot)
Valve Angle:23°
Bore Spacing: Standard 4.4
Intake Port Volume: Porter Core
Intake Port Flow:N/A
Combustion Chamber: N/A
Application:For Professional Head Porters
Spring Pocket:N/A
Exhaust Valve Diameter:N/A
Intake Valve Diameter:N/A
Valve Length: N/A
Deck Thickness:1/2"
Spark Plugs:Revised location to improve flame travel. .750 Reach, Gasketed (NGK R5671A-7 or colder)
Rocker System:Stud Mount or Shaft System
Valve Seats: Ductile Iron
Valve Guides:Manganese Bronze
Valve Covers: Standard or center bolt
Engine Size:Head Porter

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