| 31. | Arguably there are also benefits due to lubrication and cooling.
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| 32. | The grooves help lubrication enter the bearing and cover the whole journal.
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| 33. | Lack of proper lubrication is the most common source of weapon malfunctions.
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| 34. | Another advantage is that they require little to no lubrication.
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| 35. | Another breakthrough in lubrication is the use of phosphate coatings.
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| 36. | Engine lubrication is via a dry-sump oiling system.
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| 37. | European GTB models retained the dry sump lubrication until 1981.
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| 38. | Competition cars used dry sump lubrication and eventually Kugelfischer mechanical fuel injection.
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| 39. | It is especially common where there is inadequate lubrication between the surfaces.
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| 40. | The Summer 2007 test had only the M4, but increased lubrication.
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