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Superior Airflow Technologies

4150 Carb Hats/  4500 Carb Hats/  Hat Spacers/  Blow Thru Carburetors/  Customer Rides/  Dyno Sheets/  Misc. Videos/  Links

Pictured above is a Polished Extreme Velocity 4150 Series Carb Hat (not included) with a Polished 1" Carb Hat Spacer.

Cast spacers with dividers are designed to be used specifically with the EV hat.

Call or email us for custom sizing.