Engines and Components› Cylinder Heads and Components

Airflow Research

LS3 Enforcer Cyl. Head 238cc-Assembled-72cc

$896.49

SKU: A03K 1803

In Stock
In Stock
Ships by Jun 8
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The AFR 1803 210cc SBF Renegade Series cylinder head is designed for high-performance small block Ford engines, featuring 210cc intake ports and a 60cc combustion chamber for optimal airflow and power. These heads are ideal for serious street and race applications, offering significant improvements over stock.

Fitment

Fitment Guaranteed

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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

BrandAirflow Research
Part NumberA03K 1803

Videos

TRICK FLOW VS AFR - TOP MOD FOR LS1

TRICK FLOW VS AFR - TOP MOD FOR LS1
Tempest Gets AFR Cylinder Heads + CUSTOM Simpson Firesuit Unveiling

Tempest Gets AFR Cylinder Heads + CUSTOM Simpson Firesuit Unveiling
LS Engine Swap Cylinder Head Upgrade - Summit Racing Quick Flicks

LS Engine Swap Cylinder Head Upgrade - Summit Racing Quick Flicks
Air Flow Research Inside Look

Air Flow Research Inside Look
AFR Tech: How to measure piston-to-valve clearance using clay with Alex Taylor.

AFR Tech: How to measure piston-to-valve clearance using clay with Alex Taylor.

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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