Westerbeke W-46 - Page 40

ENGINE ASSEMBLY
c. Install compression rings
arid oi 1 control ring as
shown in illust~ation at top
right, using standard piston
ring expanding tool.
(NOTE: No. 2 ring has an R
marked on its top side. Be
sure that this side faces the
piston crown when installed in
its groove, as shown in
illustration at center right.}
d. Install No.· 3 oil control
ring and expander as shown
in illustration at bottom
right.
2. Reassemble the crankcase as
follows:
a. Press three camshaft
ings (1} into camshaft
bush-
holes
in crankcase by using
adapter (A}. (If the fit
exceeds the repair limit,
machine the holes and
install new bushings.)
Make certain the oil holes in
the cam bushings align with
the oil ports in the crankcase.
A
Driving in
Driving in camshaft bushing
1-Compression rings
2-0il control ring
This mark faces the piston crown
1
1
2
Oil control ring and expander installed