The Chevy 350 engine, also known as the 5.7L Small Block V8, is one of the most legendary engines ever produced by General Motors. Built from 1967 to the early 2000s, it powered millions of cars, trucks, SUVs, and performance vehicles.
Known for its simplicity, durability, and massive aftermarket support, the Chevy 350 remains a favorite among restorers, hot rodders, and daily drivers even today.
Chevy 350 Engine Overview
The Chevy 350 is a naturally aspirated 5.7-liter V8 engine featuring a 4.00-inch bore and 3.48-inch stroke. It became one of GM’s most widely used engines due to its balance of performance and long-term durability.
It was used across Chevrolet, GMC, Pontiac, Buick, and Cadillac vehicles in cars like the Camaro, Corvette, Impala, Suburban, and C/K trucks.
Chevy 350 Engine Specifications
Chevy 350 Engine Oil Type
The recommended oil for most Chevy 350 engines is SAE 5W-30 or 10W-30 engine oil, depending on engine condition and climate.
For older high-mileage engines, slightly thicker oil like 10W-40 may be used, while rebuilt or performance engines typically perform best with modern full synthetic 5W-30.
Best Choice: SAE 5W-30 full synthetic oil is the most balanced option for protection, lubrication, and temperature stability.
Chevy 350 Oil Capacity
Condition | Oil Capacity |
|---|---|
With Oil Filter | ~5 Quarts (standard small block) |
High Capacity Pan (modified) | Up to 6 Quarts |
Oil Change Interval
- Normal driving: 5,000 – 7,500 miles
- High mileage engines: 3,000 – 5,000 miles
- Performance use: 3,000 miles or less
Best Oil Brands for Chevy 350
- Mobil 1 Full Synthetic 5W-30
- Castrol EDGE High Mileage
- Valvoline Advanced Full Synthetic
- Pennzoil Platinum
- ACDelco Conventional & Synthetic Blend
Common Chevy 350 Problems
Maintenance Tips
- Change oil every 3,000–5,000 miles
- Use high-quality synthetic oil
- Inspect seals regularly
- Maintain proper cooling system function
- Check oil level frequently
Frequently Asked Questions (FAQs)
What is a Chevy 350 engine?
It is a 5.7L small block V8 engine produced by GM used in many cars and trucks.
How much horsepower does a Chevy 350 have?
It ranges from 145 HP to about 370 HP depending on the version.
What oil is best for Chevy 350?
5W-30 full synthetic oil is the most recommended for modern use.
How much oil does a Chevy 350 take?
Typically around 5 quarts with filter change.
Final Summary
- Engine: 5.7L (350 cu in) Small Block V8
- Oil Type: 5W-30 / 10W-30 Full Synthetic
- Oil Capacity: ~5 Quarts
- Power: 145 – 370 HP
- Category: Iconic GM Small Block Engine