PASSENGER TRANSMISSION IDENTIFICATION LOCATION 1953 64 ALL 3 SPEED AND OVERDRIVE 1965 PASSENGER 3 SPEED AND OVERDRIVE Stamped on rear face of upper right corner 1953 57 POWERGLIDE Stamped on rear face of IDENTIFICATION TOR I953 case on lower right corner MODEL YEAR 0 JUNE 30I jqsg 56 63 WARNER 4 SPD Stamped on cover side PGM f111 g STARTING UNIT NUMBER 1953 1001 and up at 1958 62 CAST IRON POWERGLIDE Stamped 0 each assembly plant regardless of series rear flange governor cover 1957 TURBOGLIDE Stamped on rear face of case on lower right corner 1953 Type Type 1958 61 TURBOGLIDE Stamped on boss on lower Model Year Designation Trans right rear of case Series Designation and Plant mission 1962 ALUMINUM POWERGLIDE Stamped on ma 15 21 2400 L A Saginaw 3 Speed chined surface on lower right of case 15 21 2400 L B Muncie 3 Speed 1963 65 POWERGLIDE Stamped on bottom of oil 15 21 2400 L C Toledo 3 Speed pan 15 21 2400 L G Saginaw 3 Speed 1963 MUNCIE 4 SPD Stamped on cover side of Hvy Duty case with P designation 15 21 2400 L H Muncie 3 Speed 65 PASSENGER exc CORVAIR 4 SPD On the Hvy Duty top right flat of the Case Assy 15 21 2400 L J Toledo 3 Speed 65 CORVAIR 3 and 4 SPD On the flat on the top Hvy Duty of the Transmission Assy 21 2400 L T Cleveland Powerglide 65 69 CORVAIR POWERGLIDE On top of the 21 2400 L U Cleveland Powerglide case in the rear at 11 o clock CORVETTE L V Cleveland Powerglide 65 69 PASSENGER exc CORVAIR POWER GLIDE Immediately behind right hand machin ing lug with the bottom of the sticker parallel M de1 Year TYPE and Number to mold f1aSh EXAMPLE Designation Plant Unit 65 69 TURBO HYDRA MATIC mgm hand verti L A 001030 cal surface of transmission case L T 001030 65 69 POWERGLIDE All models stamped on I right side of transmission oil pan 66 68 3 SPD Corvair and fully synchronized Passenger exc Warner Gear transmissions TRANSMISSION IDENUHCATION stamped on square boss on left side below and jun I IV53 T0 1962 rear of cover 66 68 4 SPD Passenger models except Corvair D nI a i1 Tgggix Plant Tranrlgggssion stamped on right side of case ahead of the ex Wargel Geer tension Corvair stamped on boss on Lower left 3 Saginaw 3 Speed side of case just below side cover Qv driv 70 72 3 SPD Passenger and truck 3 speed stamped gl Cleveland Powerghde on the machined surface on the left side of the T Toledo gu Vb g case just below the side cover O i e I 3 6 70 72 4 SPD Muncie light duty cast iron case passenger transmission is stamped on the machined t Rg v Vg d gd3 1 Q1fg Qj m jg 1 1 t gg surface on the left side of the case just below the date in 1953 Overdrive distinguished from 3 Sld COVGY MuHCl heavy aluminum case Speed physical appearance On1y passenger is stamped vertically on the right side of NOTE To identify Day D or Night N shift lih EBSQ just 3h 3d of lih extension EXAMPLE plant and T 9 Month Da 70 72 POWERGLIDE All models stamped on me g YL 3 my right side of transmission oil pan 70 12 TURBO HYDRA MATIC 35 All models ESSSFSEVSa l Ei t h SS 11 v LiZL SO 1 1J5 1 i stamped on the right side of transmission oil pan 70 72 TURBO HYDRA MATIC 400 Indentification plate is located on the right hand vertical surface of the transmission case i GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 74