Edelbrock Cylinder Head E-Cnc GM Gen IIi/IV LS3 Small Port Lsx Block

The Edelbrock #61329 E-CNC LS3 cylinder head is a great general-purpose high performance cylinder head for any street- strip LS engine. This cylinder head has a high velocity port compared to stock LS3 cylinder head, making them an ideal upgrade for any cathedral port or 3.89" bore LS application. They feature an improved design and casting that gives cylinder head porters more material to work with compared to another stock head. Like all of our other E-CNC cylinder head, these feature fully CNC'd intake ports, combustion chambers and exhaust ports for improved performance. Compatible with stock style rocker arms.

Additional Information

Edelbrock part #61329 E-CNC LS3 Cylinder Heads are a great general-purpose high performance cylinder head for any street- strip LS engine.

Application Summary

Chevrolet:Small-Block Gen IV L76:364 (6.0L);Chevrolet:Small-Block Gen IV L77:364 (6.0L);Chevrolet:Small-Block Gen IV L92:376 (6.2L);Chevrolet:Small-Block Gen IV L94:376 (6.2L);Chevrolet:Small-Block Gen IV L99:376 (6.2L);Chevrolet:Small-Block Gen IV L9H:37

Part Type

Engine Cylinder Head

• For High Performance Street/Light Duty Racing

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Product Details

Product Downloads

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1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Cylinder Head, E-CNC 230, Assembled, Aluminum, 69cc Chamber, 230cc Intake Runner, Chevy, Fits LSX Blocks, Each

Edelbrock E-CNC 230 LS3 cylinder heads offer efficiency and state-of-the-art technology for high performance street and entry-level racing applications. These cylinder heads have full CNC-ported combustion chambers, intake, and exhaust runners--for improved airflow and an overall potential for increased performance. E-CNC 230 LS3 heads are equipped with high-quality valve springs, raised exhaust port locations, and spark plug angles that are modified to produce a smooth flame front for fuel efficiency and maximum power.