ONE NEW VACUUM ADVANCE FOR YOUR INLINE 6 CYL CHEVROLET CAR OR TRUCK, HAS THREADED PORT FOR THE VACUUM HARD LINE, SHIPS TO LOWER 48 STATES ONLY AND FITS THE FOLLOWING APPLICATIONS......
1939 THRU 1955 1st SERIES CHEVROLET/GMC TRUCK (216-235 CU. IN.)
1958-59 CHEVY/GMC TRUCK (6 CYL.)
1960-62 CHEVY/GMC TRUCK ( 6 CYL. 235 ECX. POWERGLIDE )
1939 THRU 1952 CHEVROLET CAR (216-235 CU.IN.)
NOTE: THE ADVANCE ARM HAS A HOLE AND NOT A STUD ON IT, PLEASE LOOK AT THE PICTURES CAREFULLY