Ski-Doo Ski Doo MX Z 2005 [111/1429] Reed valve

Ski-Doo Ski Doo SUMMIT 2005 [111/1429] Reed valve
Section 03 ENGINES
Subsection 05 (TOP END)
CAUTION: Always install a gasket of the proper
thickness. Failure to do so may cause detona-
tion and severe engine damage.
NOTE: Be sure to restore the chamfer around all
cylinder sleeve port openings.
Before inserting piston in cylinder no. 4, lubricate
the cylinder with new injection oil or equivalent.
Install proper ring compressor on piston assembly.
ENGINE
RING COMPRESSOR
P/N
377 420 876 090
552 420 876 972
NOTE: The ring compressor will not fit on over
size pistons.
Check flatness of intake sockets no. 6.
At cylinder no. 4 and/or cylinder head no. 3 instal-
lation, use aligning tool or exhaust manifold itself
to ensure sealing of intake manifold and exhaust
before tightening cylinder head nuts.
ENGINE
ALIGNING TOOL
P/N
377 and 552 420 876 171
A17C01A
420 876 171
A17C02A
1
1. Or use exhaust manifold to align cylinders
Position distance nuts no. 2 as shown below.
A03C1XA
2
1
1. Exhaust
2. Distance nuts
Cross torque cylinder head nuts no. 1 and no. 2
to 22 Nm(16lbfft); torque each cylinder head
individually.
Torque intake socket bolts to 22 Nm(16lbfft).
Install engine fan cowls.
552 Engine
12, Reed Valve
Blades no. 12have a curved shape. Install with
their curve facing reed block.
mmr2005-072 91

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