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Reasons to use a Certified Subaru Technician

When you own a Subaru, you are probably well aware of the excellent build quality and dependable nature of their vehicles. Despite this fact...

How To Choose the Best Tuner

When you are modifying and installing upgrades to your vehicle, there will come a time when you need an engine tuner. Tuning is the...

FAQ : How to Determine Injector Size

Determining what size fuel injectors you need for your project car is a common question we are asked here at Pro Street. No matter...
Dial indicator measuring LS1 crankshaft end play at the crankshaft thrust bearing

LS1 Crankshaft End Play: What Is the Correct Thrust Clearance?

LS1 crankshaft end play should measure 0.0015–0.0078 inch. Learn where the No. 3 thrust bearing is located, how crankshaft end play is measured, and what to check during an LS1 engine build.

FAQ : How to Check Your PCV Valve

Some of the most common questions we receive here at Pro Street have to do with the positive crankcase ventiliation PCV Valve and how to troubleshoot...

How To Prepare Car for Winter

Being able to prep your car for winter is a vital part of owning a car, especially if you live in a cold climate...
Automotive PCM pull-up and pull-down circuit diagrams showing open and grounded sensor voltage readings

Automotive Pull-Up and Pull-Down Circuits Explained

An automotive pull-up circuit uses a resistor to hold a module input near a known voltage when no sensor, switch or transistor...

Why it’s important to rotate tires

Car maintenance is important to the longevity of your vehicle,and your tires are a vital part of scheduled maintenance. Tires are an essential part...