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(3)Runout
Support the crankshaft on its front and rear
journals in V-blocks or in a lathe and check
runout at the center journal with a dial indica-
tor as shown in the illustration. Depending on
the amount of runout, repair the crankshaft by
grinding or by straightening with a press. If
runout exceeds the limit, replace the crank shaft.
Unit:mm(in.)
Item Standard Limit
Crankshaft runout 0.025(0.00098) 0.05(0.0020)
(4)Crankshaft gear removal
Use a gear puller to remove the gear from the
crankshaft.
Do not remove the gear unless the gear or
crankshaft is defective.
(5)Crankshaft gear installation
(a)Install the key in position on the crank-
shaft.
(b)Install the gear in position with its
keyway in alignment with the key as
shown in the illustration.
4.Cylinder block
(1)Bore
Measure the bore at the top, middle and bot-
tom points on axes A and B with a cylinder
bore gauge as shown in the illustration. If any
one of the cylinders exceeds the limit, hone out
all the bores for oversize pistons.
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