Stubstack Air Horn
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4150/4160 Series Carburetors. Fits most Holley®
4150 and some 4160 Series carburetors with high and low choke horns. The 85-0200 is designed to fit 4 barrel popular models in this series. Holley carburetor list numbers are stamped on the choke horn. The K&N Stubstack is designed to increase the airflow of carburetors by decreasing the restriction around the choke horn. The stubstack fits inside the air cleaner housing and slides snugly down over the choke horn. [More Information on K&N Stubstacks]
- Fits most Holley 4150 and some Holley 4160 carburetors
- Fits inside the air cleaner housing
- Increases the airflow by reducing restriction
- Reduces turbulence, improves metering accuracy