ENGINE REPAIR MICHIGAN
MECHANIC STUDY UPDATED Exam
Questions and CORRECT Answers
VALVE-TAPPET CLEARANCE ON A RUNNING ENGINE WITH HYDRAULIC LIFTERS
IS: - CORRECT ANSWER - A. .012" TO .014".
B. .006" TO .008". (POSSIBLE CORRECT AWNSER)
C. ZERO
D. .014" TO .016". (NOT CORRECT AWNSER)
YOU HAVE FINISHED GRINDING AN EXHAUST VALVE. WHAT SHOULD THE
MARGIN BE? - CORRECT ANSWER - 001"-.003"
THE CAR HAS A WATER PUMP MOUNTED FAN. YOU NOTICE THAT THE FAN BLADE
TIPS MOVE BETWEEN ONE-EIGHT AND ONE QUARTER INCH BACK AND FORTH.
WHAT DOES THIS INDICATE? - CORRECT ANSWER - A BADLY WORN WATER
PUMP BEARING
THE BEST TIME TO CHECK FOR CRANKSHAFT ENDPLAY IS AFTER: - CORRECT
ANSWER - TORQUING THE MANI BEARING CAPS
CRANKSHAFT ENDPLAY CAN BE CHECKED WITH: - CORRECT ANSWER -A
DIAL INDICATOR
THE PICTURE BELOW SHOWS A MECAHINIC MEASURING: - CORRECT
ANSWER - A. VALVE GUIDE WEAR.
B. VALVE CONCENTRICITY.
C. VALVE MARGIN. (NOT CORRECT AWNSER)
D. VALVE ROTATION.
, YOU ARE PERFORMING A COMPRESSION TEST. WHICH ONE OF THE FOLLOWING IS
TRUE? - CORRECT ANSWER - THE THROTTLE AND CHOKE MUST BE OPENED
FULLY.
WHICH ONE OF THE FOLLOWING IS A SAE GRADE 5 BOLT? - CORRECT
ANSWER -C
CYLINDER DIAMETER IS IMPORTANT WHEN DETERMINING RING END GAP. AS A
RULE OF THUMB, A 3 INCH BORE WOULD REQUIRE A RING END GAP OF
APPROXIMATELY: - CORRECT ANSWER - .009"-.012"
PISTON RINGS SHOULD BE CHECKED FOR FIT: - CORRECT ANSWER - IN THE
PISTON RING GROOVES
IN THE CYLINDER
WHEN PUTTING AN ENGINE TOGEATHER, YOU WOULD USE SHORT PIECES OF
HOSE TO PROTECT THE: - CORRECT ANSWER - ROD JOURNALS
WHICH ONE OF THE FOLLOWING WILL CAUSE OIL CONSUMPTION? - CORRECT
ANSWER - EXCESSIVE MAIN BEARING CLEARANCE
BEFORE INSTALLING THE PISTONS IN A NEWLY HONED CAST IRON BLOCK, YOU
SHOULD CLEAN THE BORES WITH: - CORRECT ANSWER - SOAP AND WARM
WATER
PISTONS FOR A V-6 ENGINE ARE GENERALLY: - CORRECT ANSWER -
INTERCHANGEABLE FROM ONE CYLINDER BANK TO THE OTHER
TOO MUCH CRANKCASE BLOW-BY IS LIKELY CAUSED BY: - CORRECT
ANSWER - WORN PISTON RINGS
MECHANIC STUDY UPDATED Exam
Questions and CORRECT Answers
VALVE-TAPPET CLEARANCE ON A RUNNING ENGINE WITH HYDRAULIC LIFTERS
IS: - CORRECT ANSWER - A. .012" TO .014".
B. .006" TO .008". (POSSIBLE CORRECT AWNSER)
C. ZERO
D. .014" TO .016". (NOT CORRECT AWNSER)
YOU HAVE FINISHED GRINDING AN EXHAUST VALVE. WHAT SHOULD THE
MARGIN BE? - CORRECT ANSWER - 001"-.003"
THE CAR HAS A WATER PUMP MOUNTED FAN. YOU NOTICE THAT THE FAN BLADE
TIPS MOVE BETWEEN ONE-EIGHT AND ONE QUARTER INCH BACK AND FORTH.
WHAT DOES THIS INDICATE? - CORRECT ANSWER - A BADLY WORN WATER
PUMP BEARING
THE BEST TIME TO CHECK FOR CRANKSHAFT ENDPLAY IS AFTER: - CORRECT
ANSWER - TORQUING THE MANI BEARING CAPS
CRANKSHAFT ENDPLAY CAN BE CHECKED WITH: - CORRECT ANSWER -A
DIAL INDICATOR
THE PICTURE BELOW SHOWS A MECAHINIC MEASURING: - CORRECT
ANSWER - A. VALVE GUIDE WEAR.
B. VALVE CONCENTRICITY.
C. VALVE MARGIN. (NOT CORRECT AWNSER)
D. VALVE ROTATION.
, YOU ARE PERFORMING A COMPRESSION TEST. WHICH ONE OF THE FOLLOWING IS
TRUE? - CORRECT ANSWER - THE THROTTLE AND CHOKE MUST BE OPENED
FULLY.
WHICH ONE OF THE FOLLOWING IS A SAE GRADE 5 BOLT? - CORRECT
ANSWER -C
CYLINDER DIAMETER IS IMPORTANT WHEN DETERMINING RING END GAP. AS A
RULE OF THUMB, A 3 INCH BORE WOULD REQUIRE A RING END GAP OF
APPROXIMATELY: - CORRECT ANSWER - .009"-.012"
PISTON RINGS SHOULD BE CHECKED FOR FIT: - CORRECT ANSWER - IN THE
PISTON RING GROOVES
IN THE CYLINDER
WHEN PUTTING AN ENGINE TOGEATHER, YOU WOULD USE SHORT PIECES OF
HOSE TO PROTECT THE: - CORRECT ANSWER - ROD JOURNALS
WHICH ONE OF THE FOLLOWING WILL CAUSE OIL CONSUMPTION? - CORRECT
ANSWER - EXCESSIVE MAIN BEARING CLEARANCE
BEFORE INSTALLING THE PISTONS IN A NEWLY HONED CAST IRON BLOCK, YOU
SHOULD CLEAN THE BORES WITH: - CORRECT ANSWER - SOAP AND WARM
WATER
PISTONS FOR A V-6 ENGINE ARE GENERALLY: - CORRECT ANSWER -
INTERCHANGEABLE FROM ONE CYLINDER BANK TO THE OTHER
TOO MUCH CRANKCASE BLOW-BY IS LIKELY CAUSED BY: - CORRECT
ANSWER - WORN PISTON RINGS
