HEAVY DUTY TRUCK TRANSMISSION IDENTIFICATION I959 I96I I962 Sories Engine Model Color Plate Series Model Color Plate 6000 261 MT25C 2 Red All exc TDM SBC MT30C Green ly S 6 7 8000 283 MTZSC Yellow Tandem MT30C3 Green 7 8 9 10000 348 MT30C Green SBC MT30C2 Brown SBC L 6 283 322 MTBOC 2 Bl W On 19604965 vehicles with a Transmission code on the vehicle identification plate the code for Powermatic Transmission is AMT 30C I960 Series Engine Model Color Plate 8 PEED SYNCHROMESH FULLER Ser 60 261 MT25C2 Red On 1964 65 vehicles with a Transmission code on the GVW plate Ser 60 283 MT25C Yellow the code for 8 Speed Fuller Transmission is FR46 Ser 70 SBC 348 MT30C2 Brown On 1965 vehicles identification plate is located at rear upper Sei 70 TDM 343 MT3 C3 Green left side of case I D No is only a continuous sequence Ser 70 80 348 MT30C Green n n b l and has n d meaning E l97O CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 31S j 84