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1970 Innocenti J4 vs. 1983 Innocenti 990

To start off, 1983 Innocenti 990 is newer by 13 year(s). Which means there will be less support and parts availability for 1970 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1970 Innocenti J4 would be higher. At 1,097 cc (4 cylinders), 1970 Innocenti J4 is equipped with a bigger engine. In terms of performance, 1970 Innocenti J4 (56 HP @ 5500 RPM) has 5 more horse power than 1983 Innocenti 990. (51 HP @ 5800 RPM). In normal driving conditions, 1970 Innocenti J4 should accelerate faster than 1983 Innocenti 990. With that said, vehicle weight also plays an important factor in acceleration. 1970 Innocenti J4 weights approximately 166 kg more than 1983 Innocenti 990. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1970 Innocenti J4 (83 Nm @ 2500 RPM) has 8 more torque (in Nm) than 1983 Innocenti 990. (75 Nm @ 3200 RPM). This means 1970 Innocenti J4 will have an easier job in driving up hills or pulling heavy equipment than 1983 Innocenti 990.

Compare all specifications:

1970 Innocenti J4 1983 Innocenti 990
Make Innocenti Innocenti
Model J4 990
Year Released 1970 1983
Engine Position Front Front
Engine Size 1097 cc 993 cc
Engine Cylinders 4 cylinders 3 cylinders
Engine Type in-line in-line
Horse Power 56 HP 51 HP
Engine RPM 5500 RPM 5800 RPM
Torque 83 Nm 75 Nm
Torque RPM 2500 RPM 3200 RPM
Engine Bore Size 64.6 mm 76 mm
Engine Stroke Size 83.7 mm 73 mm
Fuel Type Gasoline Gasoline
Drive Type Front Front
Transmission Type Manual Manual
Vehicle Weight 880 kg 714 kg
Vehicle Length 3720 mm 3170 mm
Vehicle Width 1540 mm 1530 mm
Vehicle Height 1380 mm 1390 mm
Wheelbase Size 2380 mm 2050 mm


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