1963 Holden EJ vs. 1978 Mercury Grand Marquis
To start off, 1978 Mercury Grand Marquis is newer by 15 year(s). Which means there will be less support and parts availability for 1963 Holden EJ. In addition, the cost of maintenance, including insurance, on 1963 Holden EJ would be higher. At 5,766 cc (8 cylinders), 1978 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1978 Mercury Grand Marquis (139 HP @ 3200 RPM) has 75 more horse power than 1963 Holden EJ. (64 HP @ 4200 RPM) In normal driving conditions, 1978 Mercury Grand Marquis should accelerate faster than 1963 Holden EJ. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Grand Marquis weights approximately 576 kg more than 1963 Holden EJ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1978 Mercury Grand Marquis (353 Nm @ 2200 RPM) has 190 more torque (in Nm) than 1963 Holden EJ. (163 Nm @ 1400 RPM). This means 1978 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1963 Holden EJ.
Compare all specifications:
| 1963 Holden EJ | 1978 Mercury Grand Marquis | |
| Make | Holden | Mercury |
| Model | EJ | Grand Marquis |
| Year Released | 1963 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2262 cc | 5766 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 64 HP | 139 HP |
| Engine RPM | 4200 RPM | 3200 RPM |
| Torque | 163 Nm | 353 Nm |
| Torque RPM | 1400 RPM | 2200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1134 kg | 1710 kg |
| Vehicle Length | 4500 mm | 5400 mm |
| Vehicle Width | 1740 mm | 1980 mm |
| Vehicle Height | 1480 mm | 1390 mm |
| Wheelbase Size | 2680 mm | 2910 mm |
