Ski-Doo Ski Doo MX Z 2005 [948/1429] Reed valve

Ski-Doo Ski Doo MX Z 2005 [948/1429] Reed valve
Section 03 ENGINES (2-STROKE)
Subsection 02 (443 AND 552 ENGINES)
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.
Install armature plate, fan housing and then air de-
flector.
Install a gasket on each side of the air deflector.
Torque intake socket bolts to 22 Nm(16lbfft).
552 Engine
12, Reed Valve
Blades have a curved shape. Install with their
curvefacingreedblock.
With blade stopper no. 13 removed, check reed
valve for proper tightness. There must be no play
between blade and valve body when exerting a
finger pressure on blade at blade stopper location.
In case of a play, turn blade upside down and
recheck. If there is still a play, replace blade and/or
valve body.
A06C0FA
1
1. No play
Check distance from blade stopper inner edge and
distance from center of reed valve block.
A06C36A
A A
TYPICAL
A. 14.75 - 0, + 0.75 mm (.580 - 0, + .030 in)
Bent blade stopper as required to obtain the prop-
er distance.
Blade stoppers may slightly interfere with cylinder
during installation. Adjusted distance will be re-
duced automatically upon installation.
74 mmr2005-011

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