1974 Code Prefix
6-250
9
|
CCR |
6-250
9
|
CCX |
6-250
9
|
CCW |
V8-350
1, 16 |
AA |
V8-350
1 |
WB |
V8-350
1 |
WA |
V8-350
1 |
YB |
V8-350
1 |
YA |
V8-350
1 |
YC |
V8-350
2, 16 |
YS |
V8-350
1 |
ZB |
V8-350
1 |
ZA |
V8-350
2 |
WP |
V8-350
2 |
WN |
V8-350
2 |
YP |
V8-350
2 |
YN |
V8-350
2 |
ZP |
V8-400
1, 16 |
AD |
V8-400
1, 16 |
AH |
V8-400
2, 16 |
AT |
V8-400
2, 16 |
A3 |
V8-400
1 |
YH |
V8-400
1 |
YJ |
V8-400
1 |
ZH |
V8-400
2, 16 |
WR |
V8-400
2 |
WT |
V8-400
1, 16 |
YF |
V8-400
1, 16 |
YK |
V8-400
2, 16 |
YL |
V8-400
2, 16 |
YM |
V8-400
2, 16 |
YZ |
V8-400
2, 16 |
Y3 |
V8-400
2 |
YT |
V8-400
1, 16 |
ZD |
V8-400
1, 16 |
ZJ |
V8-400
1, 16 |
ZK |
V8-400
2, 16 |
ZS |
V8-400
2 |
ZT |
V8-455
2, 16
|
AW |
V8-455
2, 16
|
A4 |
V8-455
2, 16
|
YR |
V8-455
2, 16
|
YW |
V8-455
2, 16
|
YX |
V8-455
2, 16
|
YY |
V8-455
2, 16
|
Y4 |
V8-455
2, 16
|
Y6 |
V8-455
2, 16
|
Y9 |
V8-455
2 |
YU |
V8-455
2 |
ZU |
V8-455
2, 16
|
ZW |
V8-455
2, 16
|
ZX |
V8-455
2, 16
|
Z4 |
V8-455
2, 16
|
Z6 |
V8-455
8 |
W8 |
V8-455
8 |
Y8 |
|
|
1975 Code Prefix
6-250
9,
17 |
JT |
6-250
9,
17 |
JL |
V8-260
1, 18 |
QA |
V8-260
1,
18 |
QD |
V8-260
1, 18
|
QE |
V8-260
1,
18 |
QJ |
V8-260
1, 18
|
TE |
V8-260
1, 18
|
TJ |
V8-350
19 |
RS |
V8-350
19 |
RI |
V8-350
1 |
YA |
V8-350
1 |
YB |
V8-350
19 |
RW |
V8-350
19 |
RX |
V8-350
19 |
RN |
V8-350
19 |
RO |
V8-350
2 |
WN |
V8-350
2 |
YN |
V8-350
2 |
ZP |
V8-400
1 |
YH |
V8-400
2 |
YT |
V8-400
2 |
ZT |
V8-400
2 |
YM |
V8-400
2 |
WT |
V8-400
2 |
YS |
V8-455
2 |
YW |
V8-455
2 |
YU |
V8-455
2 |
ZU |
V8-455
2 |
ZW |
V8-455
2 |
WX |
|
|
Configuration:
1- 2 Bar. Carb 2- 4 Bar. Carb 3- Three 2 Bar. carbs
7- Air condition 8- Super duty 9- 1 Bar. Carb
engine
10- Taxi 11- Police , taxi 12- Police
13- A/C Police, 15- Two 4 bar. 16- High energy ignition
taxi carbs H.E.I
17- See Chevy for service procedures
18- See Olds for service procedures
19- See Buick for service procedures
|