1. Crankshafts are regrind to:
(A) 0.010”
(B) 0.020”
(C) 0.030”
(D) All are correct
2. Oil holes are chamfered at:
(A) 15°
(B) 45°
(C) 30°
(D) 60°
3. If one journal is 0.011” under, the crankshaft will be ground to under:
(A) 0.010”
(B) 0.040”
(C) 0.030”
(D) 0.020”
4. During crankshaft polishing, polisher should have grit of:
(A) 200
(B) 250
(C) 400
(D) 320
5. Cylinder bore wears maximum at ___________ to the wrist pin:
(A) 30°
(B) 60°
(C) 120°
(D) 90°
6. A cylinder is cracked. What is solution to it?
(A) Sleeving
(B) Boring
(C) Honing
(D) Deglazing
7. Minimum margin of valve should be:
(A) 1/32”
(B) 1/16”
(C) 1/8”
(D) 1/64”