SKU: 053938

The Stage 3 Detroit 12.7 Cylinder Head uses Grey Iron casting.  providing excellent strength and resistance to heat and cracking. This is an upgrade to the stage one as it has Inconel exhaust valves. 

This Stage 3 has a Fire-Ring On every Cylinder, To provide extra clamping Power on the Head Gasket, to prevent it from moving

This is the ideal option for heavily modified Detroit 12.7, the Inconel exhaust valves, are more resistant to heat, helping lower the chance of dropping a valve. And the Fire ring Help keep the head gasket from blowing at high temperatures and pressures.

Key Features:

  • Stage 3 configuration

  • Grey Iron casting

  • Inconel Exhaust Valves

  • Stainless Steel Fire Ring on every Cylinder

  • Best value for heavy-duty work trucks

Cross Reference Numbers:

23525566 8929620 8929872 23523294 23525566 23525567 23526844

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