Engine Identification
GENERAL SPECIFICATIONS
| Engine | Net HP At RPM | Torque (Ft. Lbs. at RPM) | Compr. Ratio | Bore | Stroke | Displ. Cu. Ins. |
|---|---|---|---|---|---|---|
| 260" 2-Bbl. | 110@3400 | 205@1600 | 8.0-1 | 3.500" | 3.385" | 260 |
| 260" 2-Bbl. | 110@3400 | 205@1600 | 8.5-1 | 3.500" | 3.385" | 260 |
| 260" 2-Bbl. | 110@3400 | 210@1600 | 8.5-1 | 3.500" | 3.385" | 260 |
| 350" 4-Bbl. | 170@3800 | 275@2400 | 8.5-1 | 4.057" | 3.385" | 350 |
| 455" 4-Bbl. | 190@3400 | 350@2000 | 8.5-1 | 4.126" | 4.250" | 455 |
| 455" 4-Bbl. | 215@3600 | 370@2400 | 8.5-1 | 4.126" | 4.250" | 455 |
NOTE:
Horsepower and Torque figures given above are NET. Net Horsepower and Torque represents power at the flywheel when the engine is installed in a vehicle, with wide open throttle and all systems operating such as; air cleaner, exhaust system, water pump, generator, oil pump and air conditioning.
Engine can be identified by a Code Tape containing engine code letters. The Code Tape is located directly above engine unit number on oil fill tube. Engines are coded as follows:
| Buick | ||
| 260" Federal | QE, QJ | |
| 260" Calif. | TE, TJ | |
| Oldsmobile | ||
| 260" Federal | QA, QB, QC, QD, QE, QJ, QK, QN, QP, QT | |
| 260" Calif. | TE, TJ, TP, TT | |
| 350" Federal | Q2, Q3, Q4, Q5, QL, QO, QU, QX | |
| 350" Calif. | TL, TO, TU, TW, TX, TY | |
| 455" Federal | U2, UB, UC, UD, UE, UP | |
| 455" Calif. | VB, VC, VE, VD, VP | |
| Pontiac | ||
| 260" Federal | QA, QD, QE, QJ | |
| 260" Calif. | TE, TJ | |