Up for your consideration is a 1968 GM Air Pollution Control Systems Brochure.  Booklet is a supplement found in your New Vehicle Owner's Manual.  Part No. 3937277 (Yellow) for MANUAL TRANSMISSION equipped VEHICLES.

   Chevrolet Corvette Camaro Chevelle Chevy II Pontiac Firebird GTO Buick Regal Oldsmobile 442

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