VACUUM ADVANCE FOR YOUR INLINE 6 CYL
CHEVROLET CAR OR TRUCK
HAS THREADED PORT FOR THE VACUUM HARD LINE
FITS:
1947 THRU 1962 CHEVROLET/GMC TRUCK (216-235 CU. IN.)
1939 THRU 1952 CHEVROLET CAR (216-235 CU.IN.)