Fix a plumbing leak and get your toilet back into service ASAP by DIY-ing a toilet shut-off valve replacement.

Here's a step-by-step guide on how to replace the PCV valve. The engine used in this guide is a 4.9-liter inline-6 in a 1991 Ford F-150. This engine is also referred to as the Ford 300.

Hes holding your air filter and PCV valve and recommending that you replace both because they look dirty. Without missing a ...