What year Opel Manta is most reliable?

Based on MOT first-test pass rates, the 1987 Opel Manta has the highest pass rate at 63.8%, out of 255 vehicles tested.

What are the most common Opel Manta MOT failures?

The most common Opel Manta MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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2,055 vehicles · MOT data 1980–1988 · first-test pass rates

Best pass rate year

1987

63.8% first-test pass rate · 255 vehicles

Lowest pass rate year

1982

10.2% first-test pass rate · 117 vehicles

Year	Pass rate	Avg mileage	Vehicles
1988	60.4%	52,007 mi	185
1987	63.8%	54,503 mi	255
1986	41.7%	58,245 mi	274
1985	27.7%	57,900 mi	479
1984	30.9%	48,327 mi	350
1983	24.0%	44,423 mi	262
1982	10.2%	50,172 mi	117
1980	17.2%	55,018 mi	133

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