HP Automotive
98 First Street PORT WILLIAM, Ohio 45164 | (937) 486-1155

Engine and Exhaust

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The Harm in Skipping an Oil Change

Some new vehicle manufacturers are now recommending much higher oil change intervals than they have in the past. As much as 5,000 to 8,000 miles or more.  Following these recommendations is very ...
Published on: Sep 28, 2025

The “Man-Made” Engine Oil (Synthetic Oil Change)

If you own a newer vehicle, your vehicle’s manufacturer may require that it use synthetic oil instead of conventional oil.  Synthetic oils are more stable, don’t break down as easily,...
Published on: Feb 23, 2025

Oil Filter

As your engine runs, dirt gets into the oil.  Oil sludge can also start to build up.  Fortunately, motor oil contains detergents that clean the engine and gather up contaminates.  The o...
Published on: Oct 06, 2024

Oil Change

An oil change:  Sounds simple, but there’s some important things to know about preventing oil sludge. Oil eventually starts to turn into jelly.  Literally – petroleum jelly.&nbs...
Published on: Mar 03, 2024

Change Your Oil, Ohio Drivers!

As engine technology advances, recommended oil change intervals have gotten longer.  High quality oil in a well-engineered engine has led to extended intervals.  Here’s the problem:&n...
Published on: Apr 17, 2023

Port William: Have You Considered Synthetic Oil?

I recently saw an ad for synthetic oil.  I really hadn’t heard about it before, so I asked by service advisor for some background.  Basically, the inside of your engine gets hot becaus...
Published on: Feb 21, 2022

Simple Answers from HP Automotive: Synthetic Oil

Question What is synthetic oil, and should I use it? Answer Regular oil, also called conventional oil, comes from dead dinosaurs.  Conventional oil molecules are long hydrocarbon chains of var...
Published on: Mar 21, 2021

Oil Change

An oil change at your local Port William, Ohio, auto shop sounds simple, but there are some pretty important things to know about preventing oil sludge.Oil eventually starts to turn into jelly, litera...
Published on: Nov 06, 2020