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Exam (elaborations)
Auto 140 Chapter 12 Exam Questions And Answers
AUTO 140 CHAPTER 12 
 
Which has a larger diameter? 
 
Piston head 
Piston crown 
Piston skirt - Answer-Piston skirt 
 
Technician A says that cast pistons run cooler than forged pistons. Technician B says that cast pistons are stronger than forged pistons. Who is right? 
 
Technician A only 
Technician B only 
Both A and B 
Neither A nor B - Answer-Technician A only 
 
Which ring groove wears the most? 
 
Top 
Second 
Oil - Answer-Top 
 
Technician A says that some piston rings have chamfers or...