ENGINE REPAIR MICHIGAN MECHANIC
Study Guide Questions with 100% Correct
Answers Latest Update A+
WHAT IS BEING CHECKED ON THE VALVE SPRING IN THE
ILLUSTRATION BELOW? -ANSWER A. INSTALLED HEIGHT (CORRECT
AWNSER)
B. SQUARENESS
C. COIL TAPER
D. TENSION (NOT CORRECT AWNSER)
YOU ARE USING A VACUUM GAUGE CONNECTED TO THE INTAKE
MANIFOLD. WHICH OF THE FOLLOWING IS TRUE? -ANSWER A. WHEN
THE ENGINE IS RAPIDLY ACCELERATED, THE NEEDLE WILL RISE TO A
HIGH READING. (POSSIBLE CORRECT AWNSER)
B. WHEN THE THROTLE IS RELEASED SUDDENLY FROM 2500 RPM,
THE NEEDLE WILL SNAP TO A HIGHER THAN NORMAL READING FOR
AN INSTANT.
C. A "NORMAL" GAUGE READING AT IDLE WOULD BE 7-10 INCHES.
D. ALL OF THE ABOVE. (NOT CORRECT AWNSER)
WHAT ARE THE MINIMUM AND MAXIMUM MEASUREMENTS OF A
SHAFT GIVEN 2.125 PLUS OR MINIUS .015? -ANSWER A. 2.062-2.250
(NOT CORRECT AWNSER)
B. 1.975-2.275
C. 2.110-2.140 (CORRECT AWNSER)
D. 2.124-2.126
,THE MECHANIC HAS DETERMINED THAT NO FUEL SQUIRTS INTO THE
CARBURETOT WHEN THE THROTTLE IS OPENED QUICKLY. WHAT
COULD BE CAUSED BY: -ANSWER 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: -ANSWER 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? -
ANSWER 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? -
ANSWER 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.) -ANSWER 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? -ANSWER 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: -ANSWER 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)
Study Guide Questions with 100% Correct
Answers Latest Update A+
WHAT IS BEING CHECKED ON THE VALVE SPRING IN THE
ILLUSTRATION BELOW? -ANSWER A. INSTALLED HEIGHT (CORRECT
AWNSER)
B. SQUARENESS
C. COIL TAPER
D. TENSION (NOT CORRECT AWNSER)
YOU ARE USING A VACUUM GAUGE CONNECTED TO THE INTAKE
MANIFOLD. WHICH OF THE FOLLOWING IS TRUE? -ANSWER A. WHEN
THE ENGINE IS RAPIDLY ACCELERATED, THE NEEDLE WILL RISE TO A
HIGH READING. (POSSIBLE CORRECT AWNSER)
B. WHEN THE THROTLE IS RELEASED SUDDENLY FROM 2500 RPM,
THE NEEDLE WILL SNAP TO A HIGHER THAN NORMAL READING FOR
AN INSTANT.
C. A "NORMAL" GAUGE READING AT IDLE WOULD BE 7-10 INCHES.
D. ALL OF THE ABOVE. (NOT CORRECT AWNSER)
WHAT ARE THE MINIMUM AND MAXIMUM MEASUREMENTS OF A
SHAFT GIVEN 2.125 PLUS OR MINIUS .015? -ANSWER A. 2.062-2.250
(NOT CORRECT AWNSER)
B. 1.975-2.275
C. 2.110-2.140 (CORRECT AWNSER)
D. 2.124-2.126
,THE MECHANIC HAS DETERMINED THAT NO FUEL SQUIRTS INTO THE
CARBURETOT WHEN THE THROTTLE IS OPENED QUICKLY. WHAT
COULD BE CAUSED BY: -ANSWER 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: -ANSWER 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? -
ANSWER 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? -
ANSWER 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.) -ANSWER 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? -ANSWER 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: -ANSWER 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)
