Keeping your T770 running smoothly is vital. A key part of that reliability comes down to engine oil maintenance.
Understanding the Bobcat T770 engine oil capacity chart can help you make informed decisions that keep your equipment in peak condition.
Bobcat T770 Engine Oil Capacity Chart
| Component | Capacity (US Quarts) | Notes |
|---|---|---|
| Engine Oil (w/ Filter) | 13.0 quarts | Includes filter; for full oil change |
| Engine Oil (no filter) | 12.5 quarts | Quick oil top-up |
| Hydraulic Oil System | 24.0 gallons | Separate system; check OEM specs |
| Fuel Tank | 27.2 gallons | Diesel fuel capacity |
| Coolant Capacity | 4.5 gallons | Maintain correct antifreeze mix |
Related Bobcat Engine Oil Capacity Chart(Model A to Z)
Bobcat T770 Engine Overview
- Model: Bobcat T770
- Engine: Bobcat Tier 4 diesel engine
- Horsepower: 92 hp
- Displacement: 3.4 L (207 in³)
- Cooling: Liquid-cooled
This high-performance diesel engine is designed for endurance, but that only goes so far without regular oil service.
Oil Change Intervals
- Initial change: 50 hours (first change)
- Regular interval: Every 250 hours
- Heavy use: Every 100-150 hours
Change intervals can vary based on environment, load, and temperature.
Related Bobcat Engine Oil Type(Recommended By Manufacturer)
Recommended Oil Type
Bobcat recommends using SAE 15W-40 engine oil that meets API CJ-4 specifications. For colder climates, 10W-30 or 5W-40 synthetic oil is ideal.
How to Check Oil Level
- Park on level ground.
- Turn off the engine and wait 10 minutes.
- Locate the dipstick and clean it.
- Reinsert, pull out and check the level.
- Add oil only if below the “Full” mark.
How to Change Engine Oil
Tools Needed: Oil pan, wrench, new filter, Bobcat-approved oil
- Warm up the engine for 5 mins.
- Turn it off and let it cool slightly.
- Drain oil via plug.
- Replace the oil filter.
- Refill with the correct amount of oil.
- Check the dipstick and top off if needed.
Related Briggs and Stratton Engine Oil Capacity Chart(For All Models)
Oil Filter Information
- OEM Part: Bobcat 6675517
- Filter type: Spin-on
- Change interval: Every 250 hours
Pro Tip: Always replace the oil filter when changing the oil for optimal protection.
Signs Your Oil Needs Changing
- Engine running hot
- Loss of power or sluggish performance
- Dirty or black oil
- Oil pressure warning light
- Loud engine noise
Maintenance Tips for Long Life
- Keep a maintenance log
- Use only Bobcat-recommended oil and filters
- Avoid running on low oil
- Store in temperature-controlled conditions
- Perform seasonal inspections
Related Cub Cadet Kohler Engine Oil Capacity Chart(Models A to Z)
OEM vs Aftermarket Oil
While OEM oil ensures compatibility and warranty protection, aftermarket brands like Shell Rotella or Mobil Delvac are widely used and meet OEM specs when certified.
Common Mistakes to Avoid
- Using the wrong oil viscosity
- Overfilling engine oil
- Forgetting to replace the oil filter
- Not tightening the drain plug properly
- Mixing synthetic and conventional oils
Related Cub Cadet 357cc Engine Oil Capacity Chart(And Oil Type)
FAQs
How much oil does a Bobcat T770 hold?
The Bobcat T770 holds approximately 13.0 U.S. quarts (about 12.3 liters) of engine oil with a filter. If you’re not changing the filter, it takes around 12.5 quarts.
How many Litres is a Bobcat T770 engine?
The Bobcat T770 is equipped with a 3.4-liter (3400 cc) diesel engine. This displacement refers to the total volume of all cylinders in the engine.
How much oil goes in a Bobcat?
Oil capacity depends on the model. For example:
- T770: 13 quarts (12.3 L)
- S590: Around 9 quarts (8.5 L)
- T650: About 11.5 quarts (10.9 L)
How much oil does a Bobcat A770 take?
The Bobcat A770 also uses a diesel engine similar in design to the T770 and typically requires 13 quarts (12.3 liters) of engine oil with a filter.
How often do you change oil on a Bobcat?
Bobcat recommends:
- First oil change: After the initial 50 hours of use
- Routine oil changes: Every 250 hours thereafter
- More frequent changes (every 100–150 hours) are ideal in dusty or high-load environments.
What is the difference between T770 and S770?
| Feature | T770 | S770 |
|---|---|---|
| Drive Type | Tracked loader (compact track loader) | Wheeled loader (skid-steer) |
| Traction | Better traction on uneven/soft ground | Better maneuverability on hard surfaces |
| Stability | More stable on slopes and mud | Better on pavement and in tight spaces |
| Price | Generally more expensive | Slightly more affordable |
What kind of oil does a Bobcat T770 use?
It uses SAE 15W-40 diesel engine oil with API CJ-4 specs. Synthetic 5W-40 is recommended for extreme cold.
Can I use synthetic oil in my Bobcat T770?
Yes, synthetic oil like 5W-40 provides better protection and lasts longer.
What’s the part number for the T770 oil filter?
Use Bobcat oil filter #6675517, or an equivalent from trusted brands.
Is it okay to overfill the oil slightly?
No. Overfilling can cause pressure issues and damage seals or internal components.
Final words
Proper maintenance of your Bobcat T770, especially regarding engine oil capacity, is crucial for longevity and performance. Stick to the manufacturer’s guidelines, use quality oil and filters, and monitor oil levels regularly. Doing so keeps your machine running like a champ and avoids costly breakdowns.
