Cylinder Head Recommendation Form

Please fill out the below form for help choosing which AFR products are best for your build. Due to the amount of mail received please keep general tech questions to a minimum.


Basic Build Information

Engine Platform*

Emissions legal?*



Head and Block Specs

Manifold And Fuel Specs

Manifold Type*

Manifold Make & Model

Fuel Induction

Fuel Type

Camshaft Specs

Power Adders

Type of Power Adder*

Supercharger Type

Nitrous Type

Nitrous HP Rating*


Transmission Type*


Brake Type

Spark Plug Details (Required for Small Block Chevy Recommendations)

Are your headers made for straight plug or angle plug?*


Exhaust Manifold

Any other parts we can recommend?

Contact Preferences

Preferred method of contact:

Would you like to schedule a phone recommendation with a technician? If so, please select best days and times.

I agree to the Terms & Conditons.*



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