Polaris SPORTSMAN 600 2003, Service Manual

Page: 64 / 262

ENGINE
3.12
700 ENGINE SERVICE DATA
Cylinder Head / Valve Engine No. -- EH68ALOE / EH068OLE
Camshaft Cam lobe height In Std 0 .2170” r 0.00236” (5.5118 r 0.060 mm) g
Ex
Std 0 .2170”
r
0.00236” (5.5118
r
0.060 mm)
Camshaft journal OD Mag 1.654” r 0.00039” (42 r 0.010 mm) j
Center 1.634”
r
0.00039” (41.50
r
0.010 mm)
PTO 1.614” r 0.00039” (41 r 0.010 mm)
Camshaft journal bore
ID Mag 1.656”
r
0.00039” (42.07
r
0.010 mm) j
ID
Center 1.637”
r
0.00039” (41.58
r
0.010 mm)
PTO 1.617” r 0.00039” (41.07 r 0.010 mm)
Camshaft Oil clear-
Std 0.00118”
r
0.00079” (0.03
r
0.02 mm)
ance
End Play 0.0167” r 0.0098” (0.425 r 0.25 mm)
Counter
Balance End Play 0.005” (0.127 mm)
Cylinder
H
d
Surface warpage limit 0.00394” (0.1 mm)
y
Head
Standard height 3.478” (88.35 mm)
Valve Seat Contacting width In
Std 0.0472” + 0.00787” -- 0.0039”
(1.20
+
0.20 -- 0.10 mm)
Ex Std 0.0591” + 0.00787” -- 0.0039”
(1.50
+
0.20 -- 0.10 mm)
Seat Angle Std 44.75 r 0.25 q
Valve
G id
Inner diameter 0.2374”
r
0.00059” (6.030
r
0.015 mm)
Guide
Protrusion above head 0.5610” r 0.00394” (14.25 r 0.10 mm)
Valve Margin thick- In Std 0.1394”
r
0.0065” (3.541
r
0.165 mm) g
ness
Ex Std 0.1373” r 0.0065”(3.488 r 0.165 mm)
Stem diameter In 0.2354”
r
0.00065” (5.9785
r
0.0165 mm)
Ex 0.2344” r 0.00065” (5.9535 r 0.0165 mm)
Stem oil clear- Std
In 0.00203”
r
0.00124” (0.0515
r
0.0315 mm)
ance
Ex 0.0030” r 0.00124” (0.0765 r 0.0315 mm)
Overall length
In 4.51”
r
0.01476” (114.5550
r
0.375 mm)
g
Ex 4.5453” r .01496” (115.45 r 0.38 mm)
Valve
Spring Overall length Free
Length 1.8267” (46.40 mm)
p g
Installed
Height 1.47” (37.34 mm)
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