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85-0400
$28.99 USD
MSRP $44.69 35.1% Off
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K&N 85-0400 Stubstack Air Horn

Performance Products > Stubstack Air Horn
  • Fits Holley 4150/4160 carburetors with the choke horn milled off
  • Fits inside the air cleaner housing
  • Increases the airflow by reducing restriction
  • Reduces turbulence, improves metering accuracy
This K&N Stubstack is designed to be used with Holley 390-850 cfm square bore carbs (4150/4160), that have had the choke horn milled off and still use an air cleaner. Eliminates the need for hand polishing and radius work. Will work with all K&N Custom Chrome Racing Air Cleaners, including Tall Velocity Stack Air Cleaners. The K&N Stubstack is designed to increase the airflow of carburetors by decreasing the restriction around the choke horn.

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Available Information

Product Specifications

Product StyleAccessories
Height1.688 in (43 mm)
Width5.13 in (130 mm)
Length5.13 in (130 mm)
Package Quantity1
Weight0 lb (0 kg)
Product Box Height3.7 in (94 mm)
Product Box Length10.4 in (264 mm)
Product Box Width10.1 in (257 mm)
Material UsedPolyurethane
Warranty3 Months

K&N 85-0400 Stubstack Air Horn Product Reviews