The Bobcat E35 mini excavator is widely used in construction, landscaping, and heavy-duty digging applications. To keep its diesel engine running efficiently, it is essential to use the correct engine oil type, oil capacity, and maintenance schedule.
Using the right oil helps prevent engine wear, overheating, and performance loss. In this guide, you will learn everything about the Bobcat E35 engine oil specification, capacity, change interval, and service cost.
Bobcat E35 Engine Oil Type
The recommended engine oil for the Bobcat E35 is SAE 15W-40 heavy-duty diesel engine oil meeting API CJ-4 or higher standards. In colder climates, SAE 10W-30 synthetic blend can also be used.
This engine oil provides strong protection under heavy load conditions, high temperatures, and long working hours typical in excavation work.
Best Recommendation: SAE 15W-40 CK-4 full synthetic or premium diesel engine oil for maximum durability and engine protection.
Bobcat E35 Engine Oil Capacity
Oil capacity may vary slightly depending on engine version, but most Bobcat E35 models use a Kubota diesel engine.
Important: Always check oil level using dipstick after refilling. Do not overfill as it may damage the diesel engine system.
Bobcat E35 Oil Change Interval
Regular oil changes are critical for excavator engines that operate under heavy load conditions.
Bobcat E35 Oil Change Cost
The cost of an oil change depends on service location, labor charges, and oil brand used.
Dealer Service
₹8,000 – ₹18,000 ($100 – $220)
Independent Workshop
₹5,000 – ₹12,000 ($60 – $150)
DIY Maintenance
₹3,500 – ₹7,000 ($40 – $90)
Best Engine Oil for Bobcat E35
- Shell Rotella T6 15W-40
- Mobil Delvac 15W-40
- Castrol Vecton 15W-40
- Chevron Delo 400 15W-40
- Valvoline Premium Blue Diesel Oil
Maintenance Tips for Bobcat E35
- Always use API CJ-4 or CK-4 rated diesel oil
- Replace oil filter with every oil change
- Check oil level daily before operation
- Avoid mixing different oil types
- Clean air filter regularly to reduce engine load
- Follow 500-hour service schedule strictly
Frequently Asked Questions (FAQ)
What oil does Bobcat E35 use?
The Bobcat E35 uses SAE 15W-40 heavy-duty diesel engine oil meeting API CJ-4 or CK-4 standards.
How much oil does Bobcat E35 take?
The engine oil capacity is approximately 5.2 liters including filter.
How often should Bobcat E35 oil be changed?
Every 500 operating hours or sooner in harsh working conditions.
Can I use 10W-30 instead of 15W-40?
Yes, but only in colder climates. 15W-40 is preferred for heavy-duty work.
What happens if oil is not changed regularly?
It can cause engine wear, overheating, reduced performance, and expensive repairs.
Final Thoughts
The Bobcat E35 is a powerful compact excavator that requires proper maintenance for long-term reliability. Using the correct engine oil, following scheduled oil changes, and maintaining clean filters will significantly extend engine life and performance.