100mm Webcon Superlight Aluminium Bolt On Air Horn 40DCOE

100mm long, 40mm bore and 57mm diameter at the open flared end

Also fits - 

• Dellorto DHLA40
• Dellorto DRLA40
• Weber 40 IDF
• DCOW carburettors with a 40mm bore
• Throttle bodies with 65mm studcentres and 40mm bore