BOMBARDIER Johnson 90 Service Manual page 219

POWER UNIT
CYLINDER / CRANKSHAFT / PISTON
4. lnstall crankcase to cylinder.
5. Apply engine oíl lightly to crankcase bolts.
6. Tighten crankcase bolts in three (3) steps according to
the order shown below and in figure.
NOTE:
After tightening crankcase bolts, check to be sure that crank­
shaft rotates smoothly when turned by hand.
~ Crankcase bolt:
1 st step 8 mm 5 N,m (0.5 kg-m; 3.5 lb-ft)
10 mm 11 N,m (1.1 kg-m; 8.0 lb-ft)
2nd step 8 mm 20 N,m (2.0 kg-m; 14.5 lb-ft)
10 mm 43 N-m (4.3 kg-m; 31.0 lb-ft)
Final step 8 mm 25 N,m (2.5 kg-m; 18.0 lb-ft)
10 mm 56 N,m (5.6 kg-m; 40.5 lb-ft)
CYLINDER HEAD
lnstall cylinder head. (See page 6-24 to 6-26)
OIL PUMP
lnstall oil pump assembly. (See page 6-13)
TIMING CHAIN
lnstall timing chain. (See page 6-20 to 6-22)
Tightening order
7
8
1
~12
2
[ o J-----+-16
6
9 10
POWER UNIT
lnstall power unit. (See page 6-9 to 6-11)
6-65