Mazda Protege5 Engine Specs, Upgrades and Maintenance

Introduction to the Mazda Protege5

The Mazda Protege5 is a small station wagon that was manufactured from 2002-2003. It features Mazda's 2.0L FS engine and was sold alongside the Protege sedan. The Protege5 has developed a cult following among enthusiasts for its practicality and tunability.

Protege5 Engine Specifications

The 2002-2003 Protege5 came with a 2.0L FS-DE inline 4-cylinder engine producing 130 horsepower. Key specs include:

• 2.0 liter displacement
• Aluminum engine block
• Double overhead camshafts
• Sequential electronic fuel injection

Common Engine Upgrades

Popular modifications for increasing Protege5 engine power include:

• Cold air intake
• Cat-back exhaust system
• Engine tune
• Lowering springs and shocks
• Wheels and tires

Maintaining the Protege5 Engine

To keep a Protege5 engine running strong:

• Change oil regularly
• Replace air filter
• Use OEM or high quality aftermarket parts
• Address leaks and issues promptly

FAQs

How much horsepower does the stock Protege5 engine make?

The 2002-2003 Protege5 came from the factory with Mazda's 2.0L FS-DE 4-cylinder engine producing 130 horsepower at 6,000 RPM and 135 lb-ft of torque at 4,000 RPM.

What's the most power you can get out of a Protege5 engine?

With extensive modifications like forced induction, engine swaps and engine building, some Protege5s have achieved well over 300 horsepower. But for most daily-driven setups, 180-220 horsepower is a realistic range.

Can I put a turbo on my Protege5?

Yes, Protege5 engines can be turbocharged but it requires supporting modifications like a lower compression piston, upgraded fuel and ignition systems, intercooler, and engine management. Kits are available but it's an advanced and expensive upgrade.

What type of oil should I use in my Protege5?

Mazda recommends using 5W-20 or 5W-30 weight oil that meets API service SL or SM specfications. Synthetic oils provide the best protection for high-heat and high-rpm engine operation.