ENGIN E SERIES NUMBER AND SUFFIX CHART Cont VEGA STAMPING LOCATION 4 cyIinder stamped opposite the number three cyl on the right side of the case on the pad on the left side as close to the rear of pad as possible 8 cylinder stamped on top front of right hand bank of cylinder and case as close as possible to upper end of pad 1971 BASE ENGINE Powerglide or Torque Drive CHA Manuel Transmission CHC OPTIONAL ENGINE Powerglide or Torque Drive CHB Manuel Transmission CHD 1972 BASE ENGINE Torque Drive Powerglide T H 350 CND Manuel Transmission CNA Manual Transmission CGB Torque Drive Powerglide CGD OPTIONAL ENGINE Powerglide T H 350 CSK Manual Transmission CNB Powerglide T H 350 CBM i GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET l l 59