How to rebuild an engine
(→Testing and break-in) |
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The following is excerpted from a post written by techinspector1 for an auto enthusiast forum on the subject of changing automotive oil formulations and the flat tappet camshaft failures experienced as a result. Within the post some break-in procedures have been outlined: | The following is excerpted from a post written by techinspector1 for an auto enthusiast forum on the subject of changing automotive oil formulations and the flat tappet camshaft failures experienced as a result. Within the post some break-in procedures have been outlined: | ||
| + | *** CHeck on these additives: Comp Cams #159, and Lucas Motor breakin formula | ||
"Fellows, we are the victims of technology marching on. Oil formulations are being changed due to pressure from the OEM's and EPA. Zinc and phosphorus tend to coat O2 sensors and plug catalytic converters resulting in warranty claims as well as contributing to dirty exhaust emissions, so they are being eliminated from motor oils as we speak. These elements have been used in the oil since Noah was a kid to provide extreme pressure lubrication and protection from galling on heavily loaded engine components such as the cam lobe/lifter crown interface. The oil companies have no choice, they have to knuckle under to pressure from the powers that be. | "Fellows, we are the victims of technology marching on. Oil formulations are being changed due to pressure from the OEM's and EPA. Zinc and phosphorus tend to coat O2 sensors and plug catalytic converters resulting in warranty claims as well as contributing to dirty exhaust emissions, so they are being eliminated from motor oils as we speak. These elements have been used in the oil since Noah was a kid to provide extreme pressure lubrication and protection from galling on heavily loaded engine components such as the cam lobe/lifter crown interface. The oil companies have no choice, they have to knuckle under to pressure from the powers that be. | ||
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