The factory metal works smooth velocity stack for amal 900 series carbs

The Factory Metal Works
Amal 900 series smooth velocity stack

Fits Triumph, BSA, and Norton vintage motorcycles amal 900 series carburetors. 

CNC machined in the USA from 6061 aluminum

Comes in a unpolished aluminum finish

dimensions are as follow:

Length- 2.5"

Outer diameter (intake side)- 3"

Inner diameter (carb side)- 2.75"

Outside design is smooth taper with a bell mouth for a traditional look for that bobber or cafe racer motorbike 

Designed and made in the usa at tfmw

if ordering a large amount of items we offer shipping discounts please call or email



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