EJ20 NA
Subaru · EJ20 2.0 Boxer NA
1989–2020
"Impreza/Forester NA. Head gasket failure is THE Subaru issue (external leak). Oil consumption. Timing belt (interference). Strong with care. Replace head gaskets proactively."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
Head gasket external leak
▸Oil weep from head gasket area, coolant loss
THE Subaru issue. Replace proactively at 100-120k km.
Φλάντζα κεφαλής — ΚΛΑΣΙΚΟ Subaru. Αντικατάσταση προληπτικά €400-1,200.
Other Subaru Engines
Tuning Potential
Turbo swap community exists
Frequently Asked Questions
Is the Subaru EJ20 NA reliable?
The Subaru EJ20 NA scores 70/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €400 and €1,200.
What are the common problems with the EJ20 NA?
The most common issues are:
- Head gasket external leak — high, repair cost €400–€1,200, 80,000 km–150,000 km
How much does it cost to repair the EJ20 NA?
Total potential repair costs for all 1 known issues range from €400 to €1,200. The most expensive issue is typically .
What years was the EJ20 NA produced?
The Subaru EJ20 NA was produced from 1989 to 2020. It is a 1994cc H4 petrol na engine.
Scores are calculated from documented issues, repair costs, and failure patterns across thousands of owner reports and technical sources. Learn about our methodology. Always inspect before you buy.