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Carburetor Air Horns and Velocity Stacks

Our velocity stacks are designed for maximum flow and minimum height. The sleeve-mounted velocity stacks for Weber DCOE are designed to be held in place with the original Weber retaining tabs. We also offer flange-mount (bolt-on) air horns for Weber DGV, Weber DCOE and DCO/SP, and SU/Zenith-Stromberg. All are sold individually.

ImagePart No.DescriptionPriceStock Status
Low Profile Velocity Stack (Air Horn) for Weber DGV or DGAS

SVT-1034 

Low Profile Velocity Stack (Air Horn) for Weber DGV or DGAS

 
4.2
$72.99In Stock
Replacement Clip for Low Profile Velocity Stack (Air Horn)

SVT-1138 

Replacement Clip for Low Profile Velocity Stack (Air Horn)

$2.99Not In Stock
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Air Horn, SU H4 / HS4 and 1.50" Zenith-Stromberg Carburetors

3894-02 

Air Horn, SU H4 / HS4 and 1.50" Zenith-Stromberg Carburetors

$77.99In Stock
Air Horn, SU H6 / HS6 and 1.75" Zenith-Stromberg Carburetors

3894-01 

Air Horn, SU H6 / HS6 and 1.75" Zenith-Stromberg Carburetors

 
5.0
$77.99In Stock
Velocity Stack (Air Horn) for 40mm DCOE - 16mm (.63") Tall

ITG-JRP-1 

Velocity Stack (Air Horn) for 40mm DCOE - 16mm (.63") Tall

 
3.5
$44.29In Stock
Velocity Stack (Air Horn) for 40mm DCOE - 24mm (.95") Tall

ITG-JRP-2 

Velocity Stack (Air Horn) for 40mm DCOE - 24mm (.95") Tall

$45.79In Stock
Velocity Stack (Air Horn) for 40mm DCOE - 39mm (1.54") Tall

ITG-JRP-3 

Velocity Stack (Air Horn) for 40mm DCOE - 39mm (1.54") Tall

 
5.0
$47.29In Stock
Velocity Stack (Air Horn) for 45mm DCOE - 16mm (.63") Tall

ITG-JRP-13 

Velocity Stack (Air Horn) for 45mm DCOE - 16mm (.63") Tall

$44.29In Stock
Velocity Stack (Air Horn) for 45mm DCOE - 24mm (.95") Tall

ITG-JRP-14 

Velocity Stack (Air Horn) for 45mm DCOE - 24mm (.95") Tall

 
3.0
$45.79In Stock
Velocity Stack (Air Horn) for 45mm DCOE - 39mm (1.54") Tall

ITG-JRP-15 

Velocity Stack (Air Horn) for 45mm DCOE - 39mm (1.54") Tall

$47.29In Stock
Velocity Stack, Bolt-On for 45DCOE, 40mm (1.57") Tall

ITG-FR45-40 

Velocity Stack, Bolt-On for 45DCOE, 40mm (1.57") Tall

$85.79In Stock
Velocity Stack, Bolt-On for 45DCOE, 75mm (2.95") Tall

ITG-FR45-75 

Velocity Stack, Bolt-On for 45DCOE, 75mm (2.95") Tall

$83.99In Stock
Velocity Stack, Bolt-On for 48DCOE, 40mm (1.57") Tall

ITG-FR48-40 

Velocity Stack, Bolt-On for 48DCOE, 40mm (1.57") Tall

$85.79In Stock
Velocity Stack, Bolt-On for 48DCOE, 75mm (2.95") Tall

ITG-FR48-75 

Velocity Stack, Bolt-On for 48DCOE, 75mm (2.95") Tall

$89.39In Stock
Velocity Stack, Bolt-On for 48DCO/SP, 35mm (1.38") Tall

ITG-FR48-SP 

Velocity Stack, Bolt-On for 48DCO/SP, 35mm (1.38") Tall

$68.19In Stock
ITG "Stubby" Bolt-On Radiused Inlet for 40 DCOE, 13mm High

ITG-ST40 

ITG "Stubby" Bolt-On Radiused Inlet for 40 DCOE, 13mm High

 
3.5
$31.09In Stock
ITG "Stubby" Bolt-On Radiused Inlet for 45 DCOE, 13mm High

ITG-ST45 

ITG "Stubby" Bolt-On Radiused Inlet for 45 DCOE, 13mm High

$31.09In Stock
ITG "Stubby" Bolt-On Radiused Inlet for 48 DCOE, 13mm High

ITG-ST48 

ITG "Stubby" Bolt-On Radiused Inlet for 48 DCOE, 13mm High

$47.79In Stock