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Section 04
ENGINE (2-STROKE)
Subsection 05
(TOP END)
04-05-18
SMR2003-010_04_05A.FM
Using a feeler gauge, check ring end gap. If gap
exceeds specified tolerance, rings should be re-
placed.
1. Top of cylinder
2. Ring end gap
Cylinder Base Gasket
NOTE:
The general procedure is to install a new
gasket of the same thickness. However, if you do
not know the gasket thickness that was installed
or if a crank repair has involved replacement of
connecting rods, refer to the COMBUSTION CHAM-
BER VOLUME MEASUREMENT to properly deter-
mine the required gasket thickness.
Different thicknesses of cylinder base gaskets are
used for a precise adjustment of the combustion
chamber volume.
To identify gasket thickness, refer to the identifi-
cation holes on the gasket.
TYPICAL
1. Identification holes
All Engines
RAVE Valve
787 RFI and 947 DI Engines
Check RAVE valve bellows
no. 21
for cracks.
ASSEMBLY
Assembly is essentially the reverse of disassem-
bly procedures. However pay particular attention
to the following.
RAVE Valve
787 RFI Engines
Make sure to insert O-ring
no. 23
onto rod of slid-
ing valve
no. 22
.
The TOP position of the sliding valve
no. 22
is in-
dicated on one side.
1. Sliding valve
2. O-ring
3. TOP
Install a new gasket
no. 24
. It must be installed at
the same time as the sliding valve
no. 22
.
F01D0OA
1
2
F01D67A
1
GASKET
THICKNESS
IDENTIFICATION
HOLES
0.3 mm (.012 in)
3
0.4 mm (.016 in)
4
0.5 mm (.020 in)
5
0.6 mm (.024 in)
6
0.8 mm (.031 in)
8
F01D8KA
1
3
2
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Summary of Contents for 2003 GTI LE RFI
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Page 767: ...NOTE www SeaDooManuals net ...
Page 768: ...NOTE www SeaDooManuals net ...
Page 769: ...F00Z0D 2003 GTI MODEL WARNING www SeaDooManuals net ...
Page 770: ...F00Z0C 2003 GTI LE MODEL WARNING www SeaDooManuals net ...
Page 771: ...F00Z0E 2003 GTI LE RFI MODEL WARNING www SeaDooManuals net ...
Page 772: ...F00Z0J 2003 RX DI MODEL WARNING www SeaDooManuals net ...
Page 773: ...F00Z0I 2003 GTX DI MODEL WARNING www SeaDooManuals net ...
Page 774: ...F00Z0K 2003 XP DI MODEL WARNING www SeaDooManuals net ...
Page 775: ...F00Z0F 2003 GTX 4 TEC MODEL WARNING www SeaDooManuals net ...
Page 776: ...F00Z0G 2003 GTX 4 TEC MODEL WITH AUXILIARY DESS MODULE WARNING www SeaDooManuals net ...
Page 777: ...F00Z0B 2003 GTX 4 TEC AND GTX 4 TEC SUPERCHARGED MODELS WARNING www SeaDooManuals net ...
Page 779: ...www SeaDooManuals net ...