TWM Induction / Borla Induction – Air Horn (Funnel, Stack, Trumpet) – Mikuni / Solex Carburetor – 40PHH 50mm O/L Full Radius. Priced and Sold Individually. Flange Mounting Hole Center to Mounting Hole Center = 65mm.

Flange Side ID is 44mm.

Dimensions: A 44 / B50 / C 85
Type: Full Radius

Borla Induction #201011

TWM Induction #2900-4450

Produced on a CNC lathe from 6061 T6 aluminum, these air horns have a full radius top to maximize airflow.

Air Horns are also referred to as Air Funnels, Velocity Stacks, Trumpets.

Does Not fit Solex “D” Port carburetors.

Special Order – Drop Ship from Borla/TWM Available.