Custom Wrenches Inc
1102 S ELM ST Greenville, Illinois 62246

Engine and Exhaust

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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: Oct 27, 2024

The Maintenance Mindset For Greenville Drivers

{{ image('MzA0') }} In Greenville, we know we need to take care of our cars, but it just seems really hard to remember to do it. We generally accept that many things in life require regular maintenan...
Published on: Jul 07, 2024

Simple Answers from Custom Wrenches Inc: 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: Jun 09, 2024

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: Dec 02, 2023

The Maintenance Mindset: Full-Service Oil Change At Custom Wrenches Inc

{{ image('MzIx') }} people generally accept that many things in life require regular maintenance: their teeth, clothes, yards and so on, but people in IL often don't apply the idea of maintenance to...
Published on: Jun 03, 2023

Greenville: 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: Apr 22, 2022

Change Your Oil, IL 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: Jan 28, 2022

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: Jun 29, 2021