J F W 1 ENGINE SERIES NUMBER AND SUFFIX CHART f Type nrc Tm RP Serin Description Designation Number s i D P D 9 N b C50 S50 230 6 cyl NQ STD C60 S67 69 327 8 cyl with Powermatic 1 50 230 6 cyl us STD and Air Equip UJ 1 30 C60 S60 M60 292 6 cyl P STD C60 L60 L60 292 6 cyl PB STD S60 T60 327 8 cyl Service only 1 60 292 6 cyl pc STD ivcr 1 type XD STD C60 M60 S67 292 6 cyl with Air Equip PE STD T60 RP0 60 292 6 cyl with Air Equip PF STD L39 T80 348 8 cyl TC STD cs0 ss0 292 6 cyl PL L25 C60 60 L50 292 6 cyl PM L2 C80 M80 348 8 cyl with Powermatic TD STD C60 S6O 292 6 cyl with Powermatic PQ STD T80 348 8 Cyl with Powermatic TE STD C60 67 292 6 cyl with IPOWCHIIBHC C60 L60 and Air Equip PR STD M60 S60 Lsl 283 8 cyl MD L32 RPO L391 cso zs3 3 cyl mz 1 32 8 130 C60 S60 M60 327 8 cyl U L30 M80 348 8 cyl TF STD 1 60 3z7 s cyl UA 1 30 C8 L8 r60 327 s cyl ua 1 30 M80 409 8 y1 Q L40 c60s60 3z7 3 cyl wml lpcwcmcuc um 1 30 T80 409 8 cyl QE 1 40 c6g M60 CBO M80 409 8 cyl with Powermatic Q L40 367 69 327 8 CYL with Air Equip UE L30 D60 4 53 Diesel with 5 Speed 4D STD 1 60 327 s cyl with Air Equip ur 1 30 B80 U80 W80 6 53 Diesel with 5 Speed 6D STD Engines are stamped with a source production date and type on serial pad EXAMPLE T0303 PB T 03 03 PM Tonawanda Month Day 292 6 cyl Plant March Third Model L50 NOTE 327 8 cylinder is standard on S69 rc A 1964 gl vroI Motor Division G n r I Motors Corporation 13 HDT REVISED JANUARY 1 1964 y