Engines and Components› Cylinder Heads and Components

Dart

ALUM 14 BC 5' BORE SPACE

$6,615.19

SKU: D00Q 18777169

Out of Stock
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Professional / shop required

Description

The Dart 18777169 Big Chief 14 Degree 5" Bore Space Oval Port Cylinder Head is engineered for extreme racing, alcohol, and nitrous applications exceeding 7,000 RPM. This assembled aluminum cylinder head features a 14-degree rolled valve angle, competition-style spread oval ports, and raised runners for optimal airflow and efficiency. Designed for Big Block Chevrolet engine platforms, it incorporates Pro Stock racing innovations like 5-axis CNC machined ports and combustion chambers, and a raised spark plug location for enhanced performance and consistency.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandDart
Part NumberD00Q 18777169

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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