Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Erika Rasure is globally-recognized as a ...

It's a candy store out there for Porsche 951s when it comes to performance upgrades. So many tuners to choose from, so many different parts, and I would test them all if I could. But, because of ...

Stuttgart engineers did one heck of a job with the overall design of the Porsche 951. By increasing boost, matched with the correct amount of fuel, we can get easy horsepower gains. But trying to ...