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12480153 - Splayed-Valve 4.500 Bore Center Aluminum Cylinder Head

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Pricing: $1,150.86


  • Semi-machined aluminum race head
  • Great for NHRA competition with dual carburetors
  • As-cast ports and combustion chambers for professional finishing
  • Use mid-deck block P/N 25534429 with 4.500" main bore machining
  • Special larger head-bolt pattern, 3/8" fasteners, 19 holes
  • 240cc "as-cast peanut" intake ports
  • 78cc "as-cast peanut" exhaust ports
  • 30cc "as-cast peanut" combustion chambers
  • Application List



    Shipping Information

    • Item Requires Shipping
    • 28.0 lbs.
    • W8.7000” x H6.1000” x L21.5000”

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