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04 Polaris 330 Magnum

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  #1  
Old 08-09-2016, 09:19 AM
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Default 04 Polaris 330 Magnum

Where can i go or does anyone have an idea what the bearing journal specs are on the crank? I'm having my motor rebuilt and turned .05 over and want the be sure to get the size correct. thanks!
 
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Old 08-09-2016, 09:33 AM
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ES32PFE10 ENGINE SERVICE
DATA
Cylinder / Piston / Connecting Rod ES32PFE10
Cylinder Surface warpage limit (mating with cylinder
head)
.0020 (0.050 mm)
Cylinder bore Std 3.0906-3.0913 (78.50-78.520 mm)
Taper limit .0020 (0.050 mm)
Out of round limit .0020 (0.050 mm)
Piston clearance Std .0015-.0032 (0.038-0.082 mm)
Limit .004 (0.11 mm)
Boring limit .0020 (0.5 mm)
Piston Outer diameter Std 3.0881-3.0891 (78.438-78.462 mm)
.0098 (.25 mm)
OS
3.0980-3.0989 (78.688-78.712 mm)
.0197 (.50 mm)
OS
3.1078-3.1087 (78.938-78.962 mm)
Standard inner diameter of piston pin bore .7095-.7097 (18.007-18.013 mm)
Piston Pin Outer diameter .7092--.7095 (18.001-18.007 mm)
Standard clearance-piston pin to pin bore 0.0-.0005 (0.0-0.012 mm)
Degree of fit Piston pin must be a push (by hand) fit at 68
F (20 C)
Piston Ring Piston ring installed gap Top g g g p p ring Std .0079-.0118 (0.20-0.30 mm)
Limit .039 (1.0 mm)
Second
i
Std .0138-.0197 (0.35-0.50 mm)
ring Limit .039 (1.0 mm)
Oil ring Std .0079-.0236 (0.20-0.60 mm)
Limit .059 (1.5 mm)
Piston Ring Standard clearance -
i i i
g Top ring Std .0014-.0030 (0.035-0.075 mm)
piston ring to ring groove
p g
Limit .0059 (0.15 mm)
Second
i
Std .0010-.0026 (0.025-0.065 mm)
ring Limit .0059 (0.15 mm)
Connecting Rod Connecting rod small end ID .7095-.7101 (18.007-18.023 mm)
Connecting rod small end radial
l
g Std 0.0-.0009 (0.0-0.022 mm)
clearance Limit .0012 (0.03 mm)
Connecting rod big end side clear- Std .0028-.0118 (0.07-0.30 mm)
ance Limit .0138 (0.35 mm)
Connecting rod big end bearing
l
g g g Std 0.0007-0.0021 (0.019-0.053 mm)
clearance Limit 0.0026 (0.065 mm)
Crankshaft Crankshaft runout limit (PTO end) 0.0024 (0.060 mm)
Crankshaft end play 0.002-0.008 (0.05-0.20 mm)
KEY- Std:
 
  #3  
Old 08-09-2016, 10:09 AM
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Hopefully this shows a little better info.

Connecting Rod Connecting rod small end ID .7095-.7101# (18.007-18.023 mm)
Connecting rod small end radial

Std 0.0-.0009# (0.0-0.022 mm)
clearance Limit .0012# (0.03 mm)
Connecting rod big end side clear- Std .0028-.0118# (0.07-0.30 mm)
ance Limit .0138# (0.35 mm)
Connecting rod big end bearing
Std 0.0007-0.0021# (0.019-0.053 mm)
clearance Limit 0.0026# (0.065 mm)
Crankshaft Crankshaft runout limit (PTO end) 0.0024# (0.060 mm)
Crankshaft end play 0.002-0.008# (0.05-0.20 mm)
 
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Old 08-09-2016, 12:44 PM
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thanks for the responce... i was looking for the specs on the crank shaft to bearing mating surface. what is the original OD? thank you again
 
  #5  
Old 08-09-2016, 02:20 PM
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Here ya go:

Crankshaft Rod Bearing Journal O.D.:
Std: 1.6556-1.6560 (41.989-42.000 mm)
 
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