2003 Ford 427 vs. 1973 GMC Jimmy
To start off, 2003 Ford 427 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 GMC Jimmy. In addition, the cost of maintenance, including insurance, on 1973 GMC Jimmy would be higher. At 6,997 cc (10 cylinders), 2003 Ford 427 is equipped with a bigger engine. In terms of performance, 2003 Ford 427 (582 HP @ 6500 RPM) has 429 more horse power than 1973 GMC Jimmy. (153 HP @ 4000 RPM). In normal driving conditions, 2003 Ford 427 should accelerate faster than 1973 GMC Jimmy.
Because 1973 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 2003 Ford 427. In wet, icy, snow, or gravel driving conditions, 1973 GMC Jimmy will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Ford 427 (704 Nm @ 5500 RPM) has 359 more torque (in Nm) than 1973 GMC Jimmy. (345 Nm @ 2400 RPM). This means 2003 Ford 427 will have an easier job in driving up hills or pulling heavy equipment than 1973 GMC Jimmy.
Compare all specifications:
| 2003 Ford 427 | 1973 GMC Jimmy | |
| Make | Ford | GMC |
| Model | 427 | Jimmy |
| Year Released | 2003 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 6997 cc | 5733 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 582 HP | 153 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 704 Nm | 345 Nm |
| Torque RPM | 5500 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
