This fuel pump kit is compatible with: SW706
Stewart Warner pumps :
The Pump number is stamped into a small rectangular pad on the fuel cover.
The body casting number is raised out of the side of the body casting .
The rocker arm number is raised on the arms.
PLEASE MATCH BOTH PUMP NUMBER AND ARM NUMBER WHEN PURCHASING A KIT
Auburn:1934 850X,850Y, 652X,652Y
Hupmobile: 1934 Small 6 W
Body Casting number :74744,74205,72251
Rocker arm number :74743,74939,74937,72252