Fuel Pump Alt.
Alternator fuel pumps have the contact lever protruding out the bottom of the pump about 3/16" and you must use the 3.875/3.9" pump rod.

You can see that the lever pin is lower on the Alt. pump on right then the Gen. pump on left.
#113 127 025G . Parts List

$22.95

Here are some products that may also be of interest to you:
• Fuel Pump for Generator equiped cars
• Carb Reb. Kit $14.95
• New D.P. Carb
• Solex S.P. Carb $139.95