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.
Recent Top Seller for this product group | |
| This aluminum velocity stack fits 32/36 DGV Weber Carburetors. Dyno tests show increases of 1.5 hp or more on both FF1600 and F2000/S2000 engines. |
| Image | Part No. | Description | Price | Status |
|---|---|---|---|---|
 | 3890 | Velocity Stack (Air Horn) for Weber 32/36 DGV Carburetor | $329.99 | In Stock |
 | SVT-1034 | Low Profile Velocity Stack (Air Horn) for Weber DGV or DGAS | $63.99 | In Stock |
 | 3894-02 | Air Horn, SU H4 / HS4 and 1.50" Zenith-Stromberg Carburetors | $77.99 | In Stock |
| 3894-01 | Air Horn, SU H6 / HS6 and 1.75" Zenith-Stromberg Carburetors | $77.99 | In Stock |
 | ITG-JRP-1 | Velocity Stack (Air Horn) for 40mm DCOE - 16mm (.63") Tall | $39.99 | In Stock |
 | ITG-JRP-2 | $40.99 | In Stock | |
 | ITG-JRP-3 | Velocity Stack (Air Horn) for 40mm DCOE - 39mm (1.54") Tall | $41.99 | In Stock |
 | ITG-JRP-13 | $39.99 | In Stock | |
| ITG-JRP-14 | Velocity Stack (Air Horn) for 45mm DCOE - 24mm (.95") Tall | $40.99 | In Stock |
 | ITG-JRP-15 | $41.99 | In Stock | |
 | ITG-FR45-40 | $74.99 | In Stock | |
 | ITG-FR45-75 | $77.99 | In Stock | |
| ITG-FR48-40 | $74.99 | In Stock | |
 | ITG-FR48-75 | $77.99 | In Stock | |
 | ITG-FR48-SP | $67.99 | In Stock | |
 | ITG-ST40 | ITG "Stubby" Bolt-On Radiused Inlet for 40 DCOE, 13mm High | $27.99 | In Stock |
 | ITG-ST45 | $27.99 | In Stock | |
 | ITG-ST48 | $42.99 | In Stock |
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