So, the engine top end, is usually everything above the cylinder head gasket. This would include everything, in engines that have a overhead camshaft (OHC).
So, The GM 6.6L Duramax diesel seems to be causing a lot of controversy. Consequently, One big issue is, what the is correct head gasket is for this application. As a result, Many installers are […]
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 […]
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, […]
Problems with head bolts are the number one cause of installation-related gasket failures. Consequently, No gasket is going to seal well if you use the wrong procedure to tighten the head bolts. So, Make sure […]
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. Either check your owner’s manual or call […]
The first sign of sticking valves is usually engine missing or running rough when cold. Sticking valves can also simply be the byproduct of cold-weather operation. In this case, the sticking valves will often work […]
Cylinder head cracking can result in catastrophic damage to the engine. In some cases, cylinder head cracking may be so severe; that replacing the complete engine is the only cure. So, The causes of cylinder […]
Cylinder head resurfacing is a very common process today, especially with all the leaking head gaskets. Above all, cylinder head resurfacing is the most common machining operation done in machine shops to date. To make […]
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 […]
The purpose of the valve stem seal is to prevent the oil from the cylinder head entering the combustion chamber. Valve stem seal play a critical role in controlling valve lubrication as well as oil […]
The valve cover sits on top of the cylinder head and does just what its name suggests; covers the valves. So, The valve cover gasket is what seals this cover to the cylinder head. Most […]
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