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What causes the camshaft of a car to fail?

What causes the camshaft of a car to fail?

This can be caused by a lifter being out of position and striking the lobe, weak valve spring pressure, lack of oil pressure, or from stressful operating conditions like overspeeding. There are other types of damage a camshaft or its associated parts can incur besides just lobe wear.

What causes excessive camshaft lobe wear and damage?

Camshaft Failure Analysis: What Causes Excessive Camshaft Lobe Wear? We all know how important camshafts are to the function of your engine, and when they fail it can spell trouble. Whether you have a flat tappet or a roller camshaft, one of the most common causes of camshaft issues is lobe wear or damage.

What causes a flat tappet on a camshaft?

Whether you have a flat tappet or a roller camshaft, one of the most common causes of camshaft issues is lobe wear or damage. Did you know that just.001 of an inch of wear on the lobes can negatively impact your valve timing by as much as 3 degrees? This wear leads to loss of horsepower and fuel economy, among other problems.

What happens if the CAM Cap is left unaddressed?

This is due to increased friction as the camshaft rotates. If left unaddressed, you run the risk of ruining your bearings, or even breaking the cam cap because of the high amount of friction and heat.

What kind of engine does a GM 5.3L LMG have?

GM 5.3L V8 Vortec LMG Engine Specs Type: 5.3L Gen IV V8 Small Block Displacement: 5328cc (325 ci) Engine Orientation: Longitudinal Compression ratio: 9.6:1 Valve configuration: Overhead valves

What kind of timing chain does LMG 5.3L have?

The LMG 5.3L also features a heavy-duty timing chain developed expressly for quiet operation. The chain, which connects the camshaft and crankshaft, is validated for 200,000 miles of operation and fitted with a leaf-spring-type dampener.

What’s the problem with my GM VLOM lifter?

The fact that you can start up and then it starts to miss, would lead be to believe that the solenoid for cylinder 4 may be sticking open and sending oil to the lifters and collapsing them for V4 function. If you aren’t worried about testing the existing VLOM, its $316.68 at a local dealer p/n 12571609.

Are there any problems with the 5.3 liter Chevy engine?

The 5.3 engine not only can succumb to engine sludge, but to faulty sensors. While this is a very common problem with this type of engine, it can be frustrating nonetheless. There are some quality oil sensors that will increase the performance.

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Ruth Doyle