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ENGINE CODES
 
CHEVY II * NOVA
  
1962-64                        Code Prefix

1962-64                       Code Prefix
4 Cyl std tran E 6-194 Taxi, P/G HM
4 Cyl std tran, HDC EB 6-194 Taxi, P/V, M/T HT
4 Cyl P/G EG 6-194 P/V, P/G HU
4 Cyl std tran, Taxi EK 6-230 P/G BT
4 Cyl P/G, Taxi EL 6-230 P/G, P/V BU
4 Cyl std tran, P/V EP 6-230 M/T LP
4 Cyl P/G, P/V EQ 6-230 M/T, P/V LR
4 Cyl std tran,HDC, P/V ER 8-283 4 sp. tran CF
4 Cyl std tran, P/V ES 8-283 4 sp. tran, A/C CG
4 Cyl P/G, P/V ET 8-283 3 sp. tran CH
6-194 M/T H 8-283 3 sp. tran, A/C CJ
6-194 M/T, HDC HB 8-283 P/G DE
6-194 P/G HF 8-283 P/G, A/C DF
6-194 Taxi, M/T HL    
     
    
1965
8-283 4 Bar carb, A/C PG
8-283 4 Bar carb, A/C, P/G PQ
   
    

1965-66
4-153 Taxi OG
4-153 Taxi, P/G OJ
6-194 Taxi OQ
6-194 Taxi, P/G OT
8-283 4 Bar carb PE
8-283 4 Bar carb, P/G PO
  
 
  
1965-67
6-194 M/T OK
6-194 HDC OM
6-194 P/G OR
6-230 P/G, A.I.R PI
6-230 M/T PV
6-230 P/G PX
8-283 Std. trans PD
    
1965-66
8-327 M/T ZA
8-327 M/T, HPE ZB
8-327 M/T, A/C ZE
8-327 M/T, HPE, A/C ZF
8-327 HPE, P/G ZL
8-327 P/G, HPE, A/C ZN
    
1965-67
 
8-283 A/C PF
8-283 4 sp.tran PL
8-283 4 sp.tran, A/C PM
8-283 P/G PN
8-283 A/C, P/G PP
8-327 P/G ZK
8-327 P/G, A/C ZM 
1965-68
4-153 M/T OA
4-153 HDC OC
4-153 PG OH
    

1966-67
6-194 A.I.R, P/G ZX
6-230 A.I.R PC
8-283 4 sp.tran, A.I.R PQ
6-283 A.I.R, P/G PU
8-327 SHPE, A.I.R ZG
8-327 SHPE ZI
8-327 SHPE, A/C ZJ
   
  
1968
 
6-230 M/T BA
6-230 A/C, HDC BB
6-230 HDC BC
6-230 A/C BD
6-230 P/G BF
6-230 A/C, P/G BH
6-250 Std. tran, HDC CM
6-250 A/C CN
6-250 P/G CQ
6-250 A/C, P/G CR
   
    
1969
 
4-153 M/T AA
4-153 T/D AB
6-230 Std. tran AM
6-230 P/G, T/D AN
6-230 T/H AO
6-230 A/C AP
6-230 T/H, A/C AR
6-250 T/D, P/G BB
6-250 T/D, P/G, A/C BC
6-250 T/H BD
6-250 M/T BE
6-250 A/C BF
6-250 T/H, A/C BH
8-307 P/G DC
   
    
Location:

4 & 6 CYL- Righthand side of block, rear of distributor


8 CYL - Front pad on righthand side of block
 
1966
6-194 P/G, A.I.R OS
6-194 HDC, A.I.R ZV
6-194 Taxi, A.I.R ZW
6-194 HDC, A.I.R ZY
8-283 A/C, A.I.R PG
8-283 4 sp.tran, A/C, A.I.R PS
8-327 A.I.R, A/C ZC
8-327 P/G, A/C ZD
8-327 A.I.R, SHPE, A/C ZH
  
1967
6-194 A.I.R ZY
8-283 A.I.R PE
8-327 4 Bar carb ZA
8-327 A.I.R ZB
8-327 A/C ZE
   
  
1968
  
8-307 4 sp.tran DB
8-307 P/G DE
8-327 Std. tran EA
8-327 P/G EE
8-327 SHPE EP
8-327 Std. tran MK
8-327 SHPE ML
8-327 P/G MM
    
1968-69
  
8-307 Std. tran DA
   
    
1969
 
8-307 T/H DD
8-307 4 sp. tran DE
8-350 M/T HA
8-350 T/H HB
8-350 2 Bar carb HC
8-350 2 Bar carb, T/H HD
8-350 P/G HE
8-350 2 Bar carb, P/G HF
8-396 HPE JF
8-396 SHPE JH
8-396 HPE, T/H JI
8-396 SHPE, T/H JL
   
    
Configuration:

A/C - Air conditioning                      O/D - Overdrive
A/H - Aluminum heads                    P/G - Powerglide
A/S - Air spension                            P/S - Power steering
A.I.R. - Air Injection Reactor         P/V - Positive crankcase 
A/T - Auto trans                                          ventilation
E.E.C - Exhaust emission control    SHPE - Special high perf. eng
F/I -  fuel injection                          S.S. - Super Sport
H/D -  Heavy duty                            T/D - Torque drive
HDC - Heavy duty clutch                 T/H - Turbo hydramatic
HPE - High performance engine    T/I - Transistor ignition
H/L - Hydraulic lifters
M/T - Manual trans
  1970-75

The engine codes decoder reveals the engine displacement, plate location and configuration.