Other possible reasons include problems with the oil pump, rod and main bearing clearances, camshaft stopping playing, or cam bearings and lifters.

其他可能的原因包括油泵问题、杆和主轴承的空隙、凸轮轴停止工作、或者凸轮的方位和升降。

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The 4.3-liter, four-cam, 32-valve V8 engine can race from zero to 60 mph in a respectable 5.9 seconds (the same as the V8 7-Series), throwing out 290 horsepower and 320 pound-feet of torque at 3, 400 rpm.

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The GTS's star attraction is its torque-rich 4.8-liter V8, the same dry-sump, alloy-block engine as in the all-wheel-drive Panamera 4S but let off the leash a bit, with a higher redline (7, 100-rpm fuel shut-off), lumpier cam-lift logic, more aggressive transmission software (quicker, harder shifts available from the dual-clutch PDK gearbox), and additional cold-air boxes with active shutters behind lower lateral bumper intakes.

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Was this a program in the midst of long-term gridiron revival because of a genius coach, or just a flash-in-the-cam season largely created by the exploits of Mr. Newton?

FORBES: Auburn University's Bromance: 7.5 Million Reasons Gene Chizik Loves Cam Newton