1968-73 396" (402"), 400" (402"), 427", 454" V8 Engines
GENERAL SPECIFICATIONS
| Year | Displ. Cu. Ins. | Carburetor | HP at RPM | Torque (Ft. Lbs. at RPM) | Compr. Ratio | Bore | Stroke |
|---|---|---|---|---|---|---|---|
| 1968-69 | 396" | 4-Bbl. | 265 @ 4800 | 400 @ 2800 | 9.0-1 | 4.094" | 3.76" |
| 4-Bbl. | 325 @ 4800 | 410 @ 3200 | 10.25-1 | 4.094" | 3.76" | ||
| 4-Bbl. | 350 @ 5200 | 415 @ 3200 | 10.25-1 | 4.094" | 3.76" | ||
| 4-Bbl. | 375 @ 5600 | 415 @ 3600 | 11.0-1 | 4.094" | 3.76" | ||
| 1968-69 | 427" | 4-Bbl. | 335 @ 4800 | 470 @ 3200 | 10.25-1 | 4.25" | 3.76" |
| 4-Bbl. | 385 @ 5200 | 460 @ 3400 | 10.25-1 | 4.25" | 3.76" | ||
| 4-Bbl. | 390 @ 5400 | 460 @ 3600 | 10.25-1 | 4.25" | 3.76" | ||
| Three 2-Bbl. | 400 @ 5400 | 460 @ 3600 | 10.25-1 | 4.25" | 3.76" | ||
| 4-Bbl. | 425 @ 5600 | 460 @ 4000 | 11.0-1 | 4.25" | 3.76" | ||
| 4-Bbl. | 430 @ 5200 | 450 @ 4400 | 12.0-1 | 4.25" | 3.76" | ||
| Three 2-Bbl. | 435 @ 5800 | 460 @ 4000 | 11.0-1 | 4.25" | 3.76" | ||
| 1970 | 396" | ||||||
| (402") | 4-Bbl. | 350 @ 5200 | 415 @ 3400 | 10.25-1 | 4.125" | 3.76" | |
| 4-Bbl. | 375 @ 5600 | 415 @ 3600 | 11.0-1 | 4.125" | 3.76" | ||
| 400" | |||||||
| (402") | 4-Bbl. | 330 @ 4800 | 410 @ 3200 | 10.25-1 | 4.125" | 3.76" | |
| 454" | 4-Bbl. | 345 @ 4400 | 500 @ 3000 | 10.25-1 | 4.25" | 4.00" | |
| 4-Bbl. | 360 @ 4400 | 500 @ 3000 | 10.25-1 | 4.25" | 4.00" | ||
| 4-Bbl. | 390 @ 4800 | 500 @ 3400 | 10.25-1 | 4.25" | 4.00" | ||
| 4-Bbl. | 450 @ 5600 | 500 @ 3600 | 11.25-1 | 4.25" | 4.00" | ||
| 4-Bbl. | 460 @ 5600 | 490 @ 3600 | 11.25-1 | 4.251" | 4.00" | ||
| 1971 | 402" | 4-Bbl. | 300 @ 4800 | 400 @ 3200 | 8.5-1 | 4.125" | 3.76" |
| 454" | 4-Bbl. | 365 @ 5600 | 465 @ 3200 | 8.5-1 | 4.25" | 4.00" | |
| 4-Bbl. | 425 @ 5600 | 475 @ 4000 | 9.0-1 | 4.25" | 4.00" | ||
| 1972 | 402" | 4-Bbl. | 210 @ 4400 | 320 @ 2400 | 8.5-1 | 4.126" | 3.76" |
| 4-Bbl. | 240 @ 4400 | 345 @ 3200 | 8.5-1 | 4.126" | 3.76" | ||
| 454" | 4-Bbl. | 230 @ 4000 | 360 @ 3200 | 8.5-1 | 4.251" | 4.00" | |
| 4-Bbl. | 270 @ 4000 | 390 @ 3200 | 8.5-1 | 4.251" | 4.00" | ||
| 1973 | 454" | 4-Bbl. | 215@4000 | 345@2400 | 8.5-1 | 4.251" | 4.000" |
| 4-Bbl. | 245@4000 | 375@2800 | 8.5-1 | 4.251" | 4.000" | ||
| 4-Bbl. | 275@4400 | 395@2800 | 8.5-1 | 4.251" | 4.000" |
NET HORSEPOWER & TORQUE NOTE - Horsepower and Torque figures given for 1972 and later are NET. NET Horsepower and Torque represent power at the flywheel when the engine is installed in the vehicle, with wide open throttle and all systems operating such as; air cleaner, exhaust system, water pump, generator, oil pump and air conditioning .