Caterham Seven (Ford Sigma / Duratec) Problems by Year
The modern Ford-powered Sevens (160, 270, 310, 360, 420, 620R) are significantly more reliable than the Rover cars but still require drivetrain and chassis care.
Select a year below to see the specific problems affecting that model year, with estimated repair costs and severity ratings.
2
Year Periods
3
Known Issues
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Serious Faults
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Moderate Issues
Select a Year Period
Browse Caterham Seven (Ford Sigma / Duratec) in our Directory
View MOT history, registration data, and reliability scores for the Caterham Caterham Seven (Ford Sigma / Duratec).
View Caterham Seven (Ford Sigma / Duratec) DirectoryBuying Tips for the Caterham Seven (Ford Sigma / Duratec)
- ✓Check the dry-sump system (if fitted) for leaks and oil level accuracy.
- ✓Ensure the cooling fans trigger correctly; the Ford engines run hot in traffic.
- ✓Inspect the rear differential for oil leaks, particularly around the input seal.