• Chevrolet Performance 12675871 LS3 Assembled Cylinder Head
  • Chevrolet Performance 12675871 LS3 Assembled Cylinder Head

Chevrolet Performance 12675871 LS3 Assembled Cylinder Head

$1,127.20 USD
$1,127.20 USD
$1,127.20 USD
Shipping calculated at checkout.

Vendor : CHEVROLET PERFORMANCE

Product Type : Engines and Components

Sku : GMP12675871

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LS3 260cc Alm Cyl Head Assembled 2.165/1.590

The Chevrolet Performance 12675871 assembled cylinder head is designed for GM LS-Series applications and features a 260 cc intake port with a 68.4 cc combustion chamber. It is supplied as an assembled cylinder head for streamlined installation in a compatible LS3-based engine build.

This cylinder head uses 2.165-inch intake valves and 1.590-inch exhaust valves to support the specified LS3 configuration. The assembly also includes 1.290-inch valve springs, providing a complete valvetrain package within the cylinder head assembly.

Use the Chevrolet Performance 12675871 cylinder head when the listed valve sizes, intake-port volume, chamber volume, and spring specifications match your engine requirements. Confirm application details and installation requirements before ordering to ensure compatibility with your specific GM LS-Series setup.

Features:

  • Brand: Chevrolet Performance
  • Part Number: 12675871
  • Application: GM LS-Series
  • Configuration: Assembled cylinder head
  • Intake Port Volume: 260 cc
  • Combustion Chamber Volume: 68.4 cc
  • Intake Valve Diameter: 2.165 inches
  • Exhaust Valve Diameter: 1.590 inches
  • Valve Spring Diameter: 1.290 inches