1987 Isuzu I-Mark MPG and Fuel Economy
On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 1987 Isuzu I-Mark.
The 1987 Isuzu I-Mark has 4 model options: Automatic 3-spd 4-cyl, 1.5 L, Manual 5-spd 4-cyl, 1.5 L, Manual 5-spd 4-cyl, 1.5 L and Manual 5-spd 4-cyl, 1.5 L.
The 1987 Isuzu I-Mark Automatic 3-spd 4-cyl, 1.5 L runs on regular gasoline and is in the Subcompact Cars car class.
The 1987 Isuzu I-Mark Manual 5-spd 4-cyl, 1.5 L runs on regular gasoline and is in the Subcompact Cars car class.
The 1987 Isuzu I-Mark Manual 5-spd 4-cyl, 1.5 L runs on regular gasoline and is in the Subcompact Cars car class.
The 1987 Isuzu I-Mark Manual 5-spd 4-cyl, 1.5 L runs on regular gasoline and is in the Subcompact Cars car class.
🛣 How Many Miles per Gallon (MPG) Does a 1987 Isuzu I-Mark Get?
Across all models, the combined average MPG for the 1987 Isuzu I-Mark is 30 miles per gallon.
The table below breaks down the MPG for each model option:
| Model Option | Combined MPG | City MPG | Highway MPG |
|---|---|---|---|
| Automatic 3-spd 4-cyl, 1.5 L | 28 | 26 | 30 |
| Manual 5-spd 4-cyl, 1.5 L | 33 | 31 | 37 |
| Manual 5-spd 4-cyl, 1.5 L | 31 | 28 | 35 |
| Manual 5-spd 4-cyl, 1.5 L | 27 | 24 | 33 |
💵 What is the Average Yearly Fuel Cost for a 1987 Isuzu I-Mark?
The average fuel costs for all models of the 1987 Isuzu I-Mark is $2,113.
The average fuel costs have been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
Comparing a 1987 Isuzu I-Mark to an average vehicle over 5 years, you will save $938 on fuel.
The table below shows the fuel costs and 5-year save/spend for each model option:
| Model Option | Fuel Cost | 5-Year Save/Spend |
|---|---|---|
| Automatic 3-spd 4-cyl, 1.5 L | $2,250 | save $250 |
| Manual 5-spd 4-cyl, 1.5 L | $1,900 | save $2,000 |
| Manual 5-spd 4-cyl, 1.5 L | $2,000 | save $1,500 |
| Manual 5-spd 4-cyl, 1.5 L | $2,300 | save $0 |
🛢 How Many Barrels of Petroleum Does a 1987 Isuzu I-Mark Consume?
Across all models, the average number barrels of petroleum that the 1987 Isuzu I-Mark will consume in one year is 10 barrels.
The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.
| Model Option | Barrels |
|---|---|
| Automatic 3-spd 4-cyl, 1.5 L | 11 |
| Manual 5-spd 4-cyl, 1.5 L | 9 |
| Manual 5-spd 4-cyl, 1.5 L | 10 |
| Manual 5-spd 4-cyl, 1.5 L | 11 |
💨 How Many Grams of CO2 Does a 1987 Isuzu I-Mark Emit?
The 1987 Isuzu I-Mark will emit an average of about -15,000 grams of CO2 per year.
🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 1 tree would be needed to offset emissions from the 1987 Isuzu I-Mark.
Overview
The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 4 1987 Isuzu I-Mark model options.
Automatic 3-spd 4-cyl, 1.5 L
The table below contains all of the details we have for the 1987 Isuzu I-Mark Automatic 3-spd 4-cyl, 1.5 L:
| City MPG | 26 |
|---|---|
| Highway MPG | 30 |
| Combined MPG | 28 |
| Save/Spend vs Average Car | Save $250 |
| Fuel Cost | $2,250 |
| Fuel Type 1 | Regular |
| Barrels of Petroleum | 11 |
| Grams of CO2 | -15,000 |
| Trees Needed to Offset | -1 |
| Drive | Front-Wheel Drive |
| Cylinders | 4 |
| Displacement | 1.5 |
| Transmission | Automatic 3-spd |
| Vehicle Class | Subcompact Cars |
| Start/Stop? | No |
| Supercharged? | No |
| Turbocharged? | No |
Manual 5-spd 4-cyl, 1.5 L
The table below contains all of the details we have for the 1987 Isuzu I-Mark Manual 5-spd 4-cyl, 1.5 L:
| City MPG | 31 |
|---|---|
| Highway MPG | 37 |
| Combined MPG | 33 |
| Save/Spend vs Average Car | Save $2,000 |
| Fuel Cost | $1,900 |
| Fuel Type 1 | Regular |
| Barrels of Petroleum | 9 |
| Grams of CO2 | -15,000 |
| Trees Needed to Offset | -1 |
| Drive | Front-Wheel Drive |
| Cylinders | 4 |
| Displacement | 1.5 |
| Transmission | Manual 5-spd |
| Vehicle Class | Subcompact Cars |
| Start/Stop? | No |
| Supercharged? | No |
| Turbocharged? | No |
Manual 5-spd 4-cyl, 1.5 L
The table below contains all of the details we have for the 1987 Isuzu I-Mark Manual 5-spd 4-cyl, 1.5 L:
| City MPG | 28 |
|---|---|
| Highway MPG | 35 |
| Combined MPG | 31 |
| Save/Spend vs Average Car | Save $1,500 |
| Fuel Cost | $2,000 |
| Fuel Type 1 | Regular |
| Barrels of Petroleum | 10 |
| Grams of CO2 | -15,000 |
| Trees Needed to Offset | -1 |
| Drive | Front-Wheel Drive |
| Cylinders | 4 |
| Displacement | 1.5 |
| Transmission | Manual 5-spd |
| Vehicle Class | Subcompact Cars |
| Start/Stop? | No |
| Supercharged? | No |
| Turbocharged? | No |
Manual 5-spd 4-cyl, 1.5 L
The table below contains all of the details we have for the 1987 Isuzu I-Mark Manual 5-spd 4-cyl, 1.5 L:
| City MPG | 24 |
|---|---|
| Highway MPG | 33 |
| Combined MPG | 27 |
| Save/Spend vs Average Car | Save $0 |
| Fuel Cost | $2,300 |
| Fuel Type 1 | Regular |
| Barrels of Petroleum | 11 |
| Grams of CO2 | -15,000 |
| Trees Needed to Offset | -1 |
| Drive | Front-Wheel Drive |
| Cylinders | 4 |
| Displacement | 1.5 |
| Transmission | Manual 5-spd |
| Vehicle Class | Subcompact Cars |
| Start/Stop? | No |
| Supercharged? | No |
| Turbocharged? | Yes |
Link To or Reference This Page
If you use this page in your research, please reference MPG Buddy as the source.
<a href="https://mpgbuddy.com/cars/isuzu/i-mark/1987">1987 Isuzu I-Mark MPG and Fuel Economy</a>
"1987 Isuzu I-Mark MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/isuzu/i-mark/1987.
"1987 Isuzu I-Mark MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/isuzu/i-mark/1987. Accessed January 3, 2026.
1987 Isuzu I-Mark MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/isuzu/i-mark/1987.