How many miles per gallon does a 1989 7.3 Idi get?
The 1989 7.3 Idi diesel engine, commonly found in Ford trucks, is known for its impressive power and durability. However, one of the key questions potential buyers often have is: how fuel-efficient is this engine? Let's dive into the details and provide a comprehensive answer.
Fuel Economy of the 1989 7.3 Idi Diesel Engine
According to the available information, the 1989 Ford trucks equipped with the 7.3 Idi diesel engine typically achieve a fuel economy of 12-15 miles per gallon (MPG) in combined city and highway driving.
This range is influenced by several factors, including driving conditions, load, and maintenance of the vehicle. Factors such as aggressive acceleration, towing heavy loads, and poor maintenance can all contribute to the lower end of the MPG range.
Factors Affecting Fuel Efficiency
The fuel efficiency of the 1989 7.3 Idi diesel engine can be impacted by the following factors:
- Driving Conditions: Driving in stop-and-go city traffic, hilly terrain, or with heavy loads can significantly reduce fuel efficiency compared to highway driving.
- Engine Maintenance: Proper maintenance, such as regular oil changes, air filter replacements, and fuel system cleaning, can help maintain the engine's optimal performance and fuel economy.
- Driving Habits: Aggressive acceleration, high-speed driving, and frequent idling can all contribute to lower fuel efficiency.
- Vehicle Modifications: Aftermarket modifications, such as larger tires or performance upgrades, can impact the engine's fuel consumption.
It's important to note that the actual fuel economy experienced by individual owners may vary depending on these factors.
Comparing to Modern Diesel Engines
While the 1989 7.3 Idi diesel engine was considered relatively fuel-efficient for its time, modern diesel engines have made significant advancements in fuel economy. Newer diesel trucks and SUVs can achieve 20-30 MPG or more in combined driving, thanks to improvements in engine technology, aerodynamics, and overall vehicle design.
However, the 7.3 Idi engine's reputation for reliability, durability, and power continues to make it a popular choice among enthusiasts and owners who prioritize these attributes over the latest fuel efficiency figures.
How many miles per gallon does a 7.3 L v8 engine get?
The Ford 7.3 gas engine is comparable, getting 8-14 miles out of every gallon, with some drivers getting up to 17 MPG on the highway.
What is the MPG on a 7.3 idi diesel?
22.7 mpg on the highway not going over 65 mph. bad news is i get about 12 mpg in town driving.
What's better, 6.9 idi or 7.3 idi?
The 6.9, with its smaller bore, is better than the 7.3 if you're running LOTS of boost. If not, no difference except a little less power.
How much HP does a stock 7.3 IDI make?
International Harvester IDI
| IDI | |
|---|---|
| Oil system | 10 US qt (9.5 L; 8.3 imp qt) |
| Cooling system | Water-cooled |
| Output | |
| Power output | 161 hp (120 kW) (1983), later 170 hp (127 kW) @ 3,300 RPM (6.9 L) 185 hp (138 kW) @ 3,000 RPM (7.3 L) 190 hp (142 kW) @ 3,000 RPM (7.3 L turbo) |
What years to avoid 7.3 IDI?
1994-1998 Model Years
Not only are the 1994-1998 engines the oldest, but they also produce the least horsepower of the Power Stroke 7.3-liter family.
What is the average lifespan of a 7.3 diesel?
Powerstroke Engine Average Life Expectancy:
7.3L400,000-500,000 miles. 6.0L200,000-300,000 miles. 6.7L200,000-300,000 miles. 6.4L150,000-200,000 miles.
What years to avoid 7.3 Idi?
1994-1998 Model Years
Not only are the 1994-1998 engines the oldest, but they also produce the least horsepower of the Power Stroke 7.3-liter family.
How many miles can you get out of a 7.3 idi?
With commercial usage so they rack up lots of miles every year, you can expect over 500,000 miles before the first overhaul. But for Average Joe that puts on 20,000 miles per year on the truck, then about 20 years or 400,000 miles is about all you can expect, even with outstanding maintenance.
How often do you change the fuel filter on a 7.3 Idi?
Oil and Filter - Oil change service intervals should be completed as indicated by the instrument cluster message center or every 7,500 miles. Fuel Filter Change - Change every 3rd oil change or every 15000 miles(24,140 km) or as indicated by the message center which ever comes first.
How many gallons does a 7.3 diesel take?
The 7.3 Powerstroke's fuel capacity varies based on configuration, with some models holding nearly 40 gallons of diesel.
