Transmission ID

tymdds where: t = transmission type MANUAL AUTOMATIC S = Saginaw 3-speed A = 68/69 L6 Torque-Drive K = McKinnon 3-speed C = Cleveland Powerglide H = 69 Muncie HD 3-speed T = Toledo Powerglide R = 4-speed Saginaw B = Cleveland TH350 P = 4-speed Muncie X = Cleveland TH350 Y = Toledo TH350 y = model year (not calendar year) m = month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec --- --- --- --- --- --- --- --- --- --- --- --- A B C D E H K M P R S T dd = day of month s = suffix PowerGlide and TH350 (not used on all): D = day shift N = night shift 1969 Muncie 3-speed B = 2.42 first gear ratio 1969 Muncie 4 speed only: A = M20 B = M21 Use of the Muncie type suffix C = M22 began with 21 Oct 68 production. Examples: R7S21 Saginaw 4-speed, Nov 21, 1966 P8R01 Muncie M2x 4-speed, Oct 01, 1967 P9T11B Muncie M21 4-speed, Dec 11, 1968 C9D14N PowerGlide M35 2-speed auto, Apr 14, 1969, night shift

CHECKOUT MY WEBSITE AT http://www.dadsracingparts.com