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#64 Engine replacing the sump plate studs
1
2 M6 nuts
Removing the studs
First you have to drain the en- Start with the short studs.
gine oil out of the crankcase. You If the studs are loose and you
can do this by unscrewing the can unscrew them by hand it
large bolt in the middle of the is very handy. It also means it's
crankcase cover (if there is one) time you did this job. If the studs
or by loosening the six crankcase are tight, you will have to un-
sump plate nuts. Changing the screw them using the two nuts
engine oil is best done with a technique. We have discussed
warm engine, then the oil is the this technique in edition 14.
thinnest and easily drains out of
the crankcase. Use two new M6 nuts (picture 1).
The studs are now accessible. Tighten both nuts one after the
You can recognize the longest other on a stud, when they are
stud by looking inside the crank- both fully on the stud, tighten
case, this is the studs that hold them firmly together, very firmly
the oil suction tube. (picture 2).
12 Paruzzi Magazine 22
