12:58, Jun 30 2021 SUPPLIED Watch as we walk down a lineup of Jaguar XJs through half a century. Every now and again, a car is developed with inherent flaws that don’t get fixed, even after it goes on sale. Sometimes it’s because of poor development, other times it’s down to cut-price thinking as a response to slim financials. Either way, British cars typically have it rough in this area, despite a lot of them now becoming collectibles. British classic car insurance specialist Hagerty would know a thing or two about this, and recently they took a look at some of the worst of them to come up with 13 British cars that were flawed from the outset.