Engine Repair Michigan Mechanic Recommended Study
Guide (SCORE 50/50) 2026/2027 Actual Exam Complete
Questions and Correct Detailed Answers (Verified Answers)
|Already Graded A+||Brand New!!
The mechanic has determined that no fuel squirts into the carburetot when the
throttle is opened quickly. What could be caused by: - a. Disconnected linkage.
B. A hardened accelerator pump plunger.
C. A plugged pump nozzle.
D. All of the above. (correct awnser)
A warm engine has low oil pressure. The most likely cause of the low oil pressure
is: - a. Leaky main bearing seals. (correct awnser)
B. Worn valve guides.
C. Worn bearings.
D. Leaky hydraulic lifters (not correct awnser)
What is the reading of the 0-1 inch micrometer below? - a. 0.575" (not correct
awnser)
B. 0.599"
C. 5.750" (correct awnser)
D. 1.599"
You are reinstalling pistons with new rings. The ring compressor will not fit tight
around a piston skirt and the rings bind on the block surface. What should you
do? - a. Check the ring end gap. (correct awnser)
, B. File the lands.
C. Use a ridge reamer.
D. Honen the cylinder for more clearence. (not correct awnser)
You have checked the crankshaft and found thye following measurements below.
The rod journal surfaces are smooth and no rod journal taper is present. What
should you do? (use given specifications and measurements.) - a. Intall 0.010"
undersize bearings in all rods.
B. Install 0.005" undersize bearings in all rods.
C. Grind the crank because of too much rod journal out-of-round.
D. Install standard bearings in all rods. (correct awnser)
You have measured the cylinders and obtained the measurements given below.
All the cylinders are smooth and the pistons are reuseable. What should the
mechanic do? - a. Have the block honed oversize and use oversize pintons.
B. Have the block bored 0.010" oversize. There is too much out-of-round. (not
correct awnser)
C. Have the block bored 0.010" oversize. There is too much taper.
D. Deglaze cylinders, use original pistons and new standard rings. (correct awnser)
Refer to the manufacturer's specifications in the image. You could find the
amount of bore taper by: - a. Adding measurement "c" and "d" togeather.
B. Subtracting measurement "d" from measurement "c".
C. Subtracting measurement "a" from measuremnt "b".
D. Adding measurement "a" and "b" togeather. (not correct awnser)
Guide (SCORE 50/50) 2026/2027 Actual Exam Complete
Questions and Correct Detailed Answers (Verified Answers)
|Already Graded A+||Brand New!!
The mechanic has determined that no fuel squirts into the carburetot when the
throttle is opened quickly. What could be caused by: - a. Disconnected linkage.
B. A hardened accelerator pump plunger.
C. A plugged pump nozzle.
D. All of the above. (correct awnser)
A warm engine has low oil pressure. The most likely cause of the low oil pressure
is: - a. Leaky main bearing seals. (correct awnser)
B. Worn valve guides.
C. Worn bearings.
D. Leaky hydraulic lifters (not correct awnser)
What is the reading of the 0-1 inch micrometer below? - a. 0.575" (not correct
awnser)
B. 0.599"
C. 5.750" (correct awnser)
D. 1.599"
You are reinstalling pistons with new rings. The ring compressor will not fit tight
around a piston skirt and the rings bind on the block surface. What should you
do? - a. Check the ring end gap. (correct awnser)
, B. File the lands.
C. Use a ridge reamer.
D. Honen the cylinder for more clearence. (not correct awnser)
You have checked the crankshaft and found thye following measurements below.
The rod journal surfaces are smooth and no rod journal taper is present. What
should you do? (use given specifications and measurements.) - a. Intall 0.010"
undersize bearings in all rods.
B. Install 0.005" undersize bearings in all rods.
C. Grind the crank because of too much rod journal out-of-round.
D. Install standard bearings in all rods. (correct awnser)
You have measured the cylinders and obtained the measurements given below.
All the cylinders are smooth and the pistons are reuseable. What should the
mechanic do? - a. Have the block honed oversize and use oversize pintons.
B. Have the block bored 0.010" oversize. There is too much out-of-round. (not
correct awnser)
C. Have the block bored 0.010" oversize. There is too much taper.
D. Deglaze cylinders, use original pistons and new standard rings. (correct awnser)
Refer to the manufacturer's specifications in the image. You could find the
amount of bore taper by: - a. Adding measurement "c" and "d" togeather.
B. Subtracting measurement "d" from measurement "c".
C. Subtracting measurement "a" from measuremnt "b".
D. Adding measurement "a" and "b" togeather. (not correct awnser)
