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← TechnologyWhich risk significantly increases when a four-stroke engine experiences piston slap?
A)Elevated connecting rod bearing wear✓
B)Increased exhaust valve temperatures
C)Reduced fuel injector response time
D)Combustion chamber cooling enhancements
💡 Explanation
Increased bearing wear is the outcome of piston slap because oscillating impacts transmit extreme stress to the connecting rod journals through impact force, which overcomes the oil barrier. Piston slap wears the bearings more per cycle than continuous load force; therefore, bearings wear rather than cylinders seizing under high heat load.
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