ENGINE TOP END
ENGINE TOP END
3-5-30
Cylinder, Piston Installation
Cylinder, Piston Installation
NOTE
NOTE
If a new piston or cylinder is used, check piston to
cylinder clearance (see Piston/Cylinder Clearance), and
use new piston rings.
The oil ring rails have no “top” or “bottom”.
◆
Install the oil ring expander
【
A
】
in the bottom piston
ring groove so the ends
【
B
】
butt together.
◆
Install the oil ring steel rails, one above the expander
and one below it.
○ Spread the rail with your thumbs, but only enough to
fi t the rail over the piston.
○ Release the rail into the bottom piston ring groove.
◆
Do not mix up the top ring and second ring.
◆
Install the top ring
【
A
】
so that the “A1” mark
【
B
】
faces up.
◆
Install the second ring
【
C
】
so that the “A2” mark
【
D
】
faces up.
◆
The piston ring openings must be positioned as
shown in the fi gure. The openings of the oil ring steel
rails must be about 30° ~ 40°
【
F
】
of angle from the
opening of the top ring.
Top Ring
【
A
】
Second Ring
【
B
】
Oil Ring Steel Rails
【
C
】
Oil Ring Expander
【
D
】
Note the piston orientation mark (EX) located on
top of the piston. (EX) should point toward the
exhaust side.
Opening Positions
【
G
】
◆
Fit a new piston pin snap ring into the side of the
piston so that the ring opening
【
A
】
does not
coincide with the slit
【
B
】
of the piston pin hole.
○ When installing the piston pin snap ring, compress it
only enough to install it and no more.
◆
Apply engine oil to the cylinder bore and, piston
skirt.
A
A
B
B
C
C
D
D
A
A
B
B
A
A
B
B
B
B
C
C
C
C
C
C
E
E
G
G
G
G
G
G
D
D
F
F
F
F
A
A
A
A
B
B
Содержание SNARLER ATV 2021 Series
Страница 1: ...SERVICE MANUAL ATV SERIES PRODUCTS 20210804 V01...
Страница 39: ...ENGINE LUBRICATION SYSTEM ENGINE LUBRICATION SYSTEM 3 1 2 Exploded view...
Страница 99: ...ENGINE COOLING SYSTEM ENGINE COOLING SYSTEM 3 4 2 Exploded view...
Страница 120: ...ENGINE TOP END ENGINE TOP END 3 5 10 Spark Plug Valve Cover Throttle Body Camshaft...
Страница 153: ...CVT SYSTEM CVT SYSTEM 3 6 2 L L G G G G R R Lh Lh R R R R Exploded view...
Страница 155: ...CVT SYSTEM CVT SYSTEM 3 6 4 R R R R G G R R L L Lh Lh M M G G G G G G...
Страница 185: ...4 13 FRONT AND REAR DIFFERENTIAL FRONT AND REAR DIFFERENTIAL...
Страница 212: ...COOLING SYSTEM 6 6 Special tools and sealants Silicone Sealant...
Страница 230: ...FRONT REAR SUSPENSION 9 2 Exploded view of Front suspension...
Страница 232: ...FRONT REAR SUSPENSION 9 4 Exploded view of Rear suspension...
Страница 246: ...WHEELS AND TIRES 10 2 Exploded view of Wheels and Tires R W R 1 2 5 6 5 6 7 R R R R R W 1 2 3 3 4 3 7 4...
Страница 249: ...WHEELS AND TIRES 10 5 Special Tools Jack...
Страница 264: ...BRAKE SYSTEM 11 5 Inside Circlip Pliers Special tool...
Страница 276: ...STEERING SYSTEM 12 2 Exploded View of Steering System 1 2 A A 3 4 5 5 5 6 3 B...
Страница 323: ...ELECTRICAL SYSTEM 14 15 EFI system Schematic diagram of EFI system...
Страница 383: ...ELECTRICAL SYSTEM 14 75 B10 B11 B12 B14 B15 B16...
Страница 386: ...ELECTRICAL SYSTEM 14 78 Wiring diagram...