Spark Plugs
Spark Plugs

Spark Plugs-What You Need To Know !

May 9, 2017

What you need to know is that spark plugs do NOT last forever. One thing to keep in mind with respect to performance claims is that no spark plug creates horsepower. The spark only ignites […]

Timing Belt
Engine Timing

Timing belt-what is it-what does it do

April 20, 2017

The timing belt transfers the rotation of the crankshaft to the camshaft. The rotating camshaft activates the valves, which provide air and fuel to the cylinders and expel combustion gases to the exhaust system. With […]


Crankshaft-Camshaft Position Sensors

April 10, 2017

Crankshaft-Camshaft Position Sensors produce a signal that tells the Fuel Injection Computer or the Ignition Control Module the exact position of the pistons as they come up or go down in the compression cycle. What […]

Valve guides
Cylinder Heads

Valve guide wear-What to fix and why?

April 8, 2017

Valve guide wear refers to excessive clearance between valve stem and valve guide. As guides wear, the side to side movement can cause valves to seat improperly. Valve leakage causing compression loss is another reason […]

Variable valve timing
Engine Codes

Variable valve timing (VVT) Generic OBD II Fault Codes

March 13, 2017

Variable valve timing (VVT) systems aren’t only used to increase performance. Variable valve timing (VVT) benefit to fuel consumption and emission are slowly leaving the (EGR) valve in the past. In theory, maximum overlap is needed […]

Spark Plugs
Spark Plugs

Spark plugs are the “window” into your engine

February 27, 2017

Spark plugs are the “window” into your engine (your only eyewitness to the combustion chamber), and can be used as a valuable diagnostic tool. A visual inspection of the spark plugs will display symptoms and […]


Why are automotive sensors so important today

February 23, 2017

Before the use of computerized controls, fixing an automobile was straightforward and logical. Gasoline engines need the proper fuel and air mixture, compression to squeeze the mixture together, and a spark plug to ignite the […]

Rocker arm dislodging
Cylinder Heads

Rocker arm dislodging with valve seat falling out

February 20, 2017

Have you ever had a customer come in and complain of a poor running engine? After diagnosing it you find engine misfire codes. To narrow down the issue you do a compression test or cylinder leak down test. […]

Valve Lash Setting
Analyzing Poor Performance Issues

Valve lash setting and adjustment

February 18, 2017

The term “valve lash” is often used when discussing valve train adjustment. A valve lifter (sometimes referred to as a tappet or cam follower) follows the contour of the camshaft lobe and transfers that motion to open […]