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Valve Train

Valve Train

Valve Train Noise - Where Is It Coming From ? - Is It Bad ?
Engine Noises And Vibrations

Valve Train Noise – Where Is It Coming From ? – Is It Bad ?

10/14/2022

Valve train noise, is usually due to excessive clearance, between two internal engine parts. Each valve utilizes, a valve spring that returns it to its, original closed position. So, if a valve spring has broken […]

Valve Lash - Getting All The Facts For Setting And Adjustment
Engine Noises And Vibrations

Valve Lash – Getting All The Facts For Setting And Adjustment

08/12/2022

The term “valve lash” is often used, when talking about, 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 […]

Rocker Arms Dislodging - Along With Valve Seats Falling Out
Engine Damage

Rocker Arms Dislodging – Along With Valve Seats Falling Out

08/11/2022

Rocker arms dislodging on certain engines, is a common problem and is usually misdiagnosed. So, a customer comes in and complains of a poor running engine. After diagnosing it, you find engine misfire codes. And, […]

Engine Noises - Where Are They Coming From - Are They Bad
Engine Noises And Vibrations

Engine Noises – Where Are They Coming From – Are They Bad

07/12/2022

So, with a little practice, you can gain the experience and knowledge to know, what engine noises mean. You should always take the extra time, to make a proper noise analysis, before doing any engine […]

Valve Lash Setting - Top End Ticking Noise, Is Usually The First Sign !!
Engine Noises And Vibrations

Valve Lash Setting – Top End Ticking Noise, Is Usually The First Sign !!

06/29/2022

Valve lash setting, is something most drivers, don’t even think about. First, you need to know, if you even have an adjustable valve train, for valve lash setting. In most cases, you will not have […]

Sticking Valves - From Carbon Deposits - What Should You Do
Engine Top End

Sticking Valves – From Carbon Deposits – What Should You Do

06/14/2022

The first sign of sticking valves, is usually engine missing or running rough when cold. But, sticking valves can also simply be, the byproduct of cold-weather operation. In this case, the sticking valves, will often […]

Valve Guide Wear - Can Cause Other Major Damage, Besides Burning Oil
Engine Damage

Valve Guide Wear – Can Cause Other Major Damage, Besides Burning Oil

05/19/2022

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

Pushrods - On G.M. 3.1-3.4 Engines - This Is Where Length Matters !
Automotive Leaks

Pushrods – On G.M. 3.1-3.4 Engines – This Is Where Length Matters !

04/22/2022

Exhaust and Intake Pushrods, on G.M. 3.1 and 3.4 engines are different lengths.   Quite often I am seeing, bent pushrods and valves, when they are mixed up. Consequently, Exhaust pushrods on G.M. 3.1 and […]

Valve Stem Seal - Controls oil consumption, while lubricating valve stems.
Engine Top End

Valve Stem Seal – Controls oil consumption, while lubricating valve stems.

03/01/2022

The purpose of the valve stem seal is, to prevent the oil from the cylinder head; entering the combustion chamber. So, the valve stem seal, plays a critical role in, controlling valve lubrication, as well […]

Valve Springs - Function - Failure symptoms, causing possible damage.
Engine Damage

Valve Springs – Function – Failure symptoms, causing possible damage.

02/27/2022

Valve Springs in your engine, have a very basic job, but how they do it is very important. So, one very important point to keep in mind is that, they all lose tension and weaken […]

Hydraulic Valve Lifter - Takes up the clearance, within the valve train.
Engine Noises And Vibrations

Hydraulic Valve Lifter – Takes up the clearance, within the valve train.

02/08/2022

Hydraulic valve lifter engine noise, is usually a symptom that, something may be wrong with your engine. So, all engines make some noise but, when you hear an unusual tapping noise, it usually means trouble. […]

Automotive Engine Valves - Function - Failure - And, how to test them.
Engine Testing

Automotive Engine Valves – Function – Failure – And, how to test them.

02/01/2022

So, the main function of, automotive engine valves is, to let air in and out of the cylinders. Consequently, the valves in your cylinder head, are a vital component of your engine and undergo enormous […]

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Engine Testing
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  • Cooling Fan Relay - What Does It Do - Failure Symptoms - Testing
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Ignition System
  • Ignition Switch - The Common Signs, Of A Failing Ignition Switch
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  • Spark Plug Problems - Troubleshooting, Failure Symptoms, Replacement.
  • Ignition Coil - Function - Coil Types - Failure Symptoms - Testing
  • Crankshaft Position Sensors - Function, Failure, Diagnosis, Testing
  • No Spark - When Your Engine Cranks But Has No Spark
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