There’s nothing worse than blowing your tuned engine because of poor maintenance or ignorance of a problem. But if you’re not monitoring your air/fuel ratios (AFR) in real-time, you could potentially ...

Any high-performance engine needs to be cared for and properly monitored. Sometimes, factory gauges can be inaccurate or simply not specific enough for a modified car, so take a look at these ...

Jessica Gibson is a content update editor and writer for Investopedia. She has over 10 years of experience in digital publishing and three years of experience covering financial topics like insurance, ...