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Chevrolet Performance 12562926 - Chevrolet Performance Big Block Chevy Cast Iron Service Replacement Cylinder Heads

Chevrolet Performance 12562926 - Chevrolet Performance Big Block Chevy Cast Iron Service Replacement Cylinder Heads

Chevrolet Performance#809-12562926

Gen V & Gen VI Service Replacement Head
  • Bare Head
  • 3/8'' Accessory Bolt Holes

    Chevrolet Performance 12562926 - Chevrolet Performance Big Block Chevy Cast Iron Service Replacement Cylinder Heads

    The Chevrolet Performance service replacement cylinder heads are direct replacements on most 1990-and-later GM Big-Block 454-cubic-inch and 502-cubic-inch engines. These brand-new cylinder heads meet GM's stringent quality standards and provide excellent service and durability not found in used cylinder heads!

    Technical Notes:
  • Cast-Iron
  • 325cc Rectangular Intake Ports
  • 118cc combustion Chamber
  • Machined for 2.180"/1.880" (3/8" stems) Valves
  • Non-Adjustable Rocker Arm Design
  • Heat Risers
  • Will not work on Production Mark IV Blocks
  • Sold Individually

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