1968 Pontiac Engine Identification Codes
|
Year
|
Code
|
C.I.D.
|
Carb
|
Trans
|
HP@RPM
|
Torque@RPM
|
Bore/ Stroke
|
Comp. Ratio
|
| 1968
| WA
| 400
| 2bbl
| MT
| 290 @ 4600
| 428 @ 2500
| 4.121 x 3.75
| 10.5:1
|
|
| WB
| 400
| 2bbl
| MT
| 290 @ 4600
| 428 @ 2500
| 4.121 x 3.75
| 10.5:1
|
|
| YA
| 400
| 2bbl
| AT
| 265 @ 4600
| 397 @ 2400
| 4.121 x 3.75
| 8.6:1
|
|
| YC
| 400
| 2bbl
| AT
| 290 @ 4600
| 428 @ 2500
| 4.121 x 3.75
| 10.5:1
|
|
| YE
| 400
| QJet
| AT
| 340 @ 4800
| 445 @ 2900
| 4.121 x 3.75
| 10.5:1
|
|
| XZ
| 400
| QJet
| MT
| 350 @ 5000
| 445 @ 3000
| 4.121 x 3.75
| 10.5:1
|
|
| XH
| 400
| QJet
| AT
| 350 @ 5000
| 445 @ 3000
| 4.121 x 3.75
| 10.5:1
|
|
| WG
| 428
| QJet
| MT
| 375 @ 4800
| 472 @ 3200
| 4.121 x 4.0
| 10.5:1
|
|
| WJ
| 428
| QJet
| MT
| 390 @ 5200
| 465 @ 3400
| 4.121 x 4.0
| 10.75:1
|
|
| YH
| 428
| QJet
| AT
| 375 @ 4800
| 472 @ 3200
| 4.121 x 4.0
| 10.5:1
|
|
| YK
| 428
| QJet
| AT
| 390 @ 5200
| 465 @ 3400
| 4.121 x 4.0
| 10.75:1
|
