Amal Type Long Racing Velocity Stack W/ Dome Screen - Choose Stack Type Amal Carb Type:389 Monobloc Series (389 689) Fits Triumph 350 & 500

Fits Triumph 350 & 500 Unit models (T90

then this is Exactly for you

measures 9" suited for 8" (twin leading shoes)as equipped on Triumph and BSA 650 twins (Bonneville

M Part number is 839780

Amal Type Long Racing Velocity Stack W/ Dome Screen - Choose Stack Type Amal Carb Type:389 Monobloc Series (389 689) Fits Triumph 350 & 500New Amal Type Long Racing Velocity Stack W Dome Screen. Velocity stack is made in England and comes with a lovely hand polished alloy finish. Velocity stack measures 3 7 8" long including the dome screen. Included are 3 allen grub screws to fasten the velocity stack to the carburetor. Great for racing purposes or for those that demand more power! Use the drop down menu to select which velocity stack you desire for your type of Amal carburetor. Please