Polaris TRAIL BOSS 325 2001 - Page 60

ENGINE
3.4
ES32PFE ENGINE SERVICE DATA
Cylinder / Piston / Connecting Rod ES32PFE
Cylinder
Surface warpage limit (mating with cylinder head) .0020s (0.050 mm)
y
Cylinder bore Std 3.0732-3.0740s (78.000-78.020 mm)
Taper limit .0020s (0.050 mm)
Out of round limit .0020s (0.050 mm)
Piston clearance
Std .0015-.0032s (0.038-0.082 mm)
Limit .004s (0.1 1 mm)
Boring limit .0020s (0.5 mm)
Piston Outer diameter
Std 3.0707-3.0717s (77.938-77.962 mm)
.0098s (.25 mm) OS 3.0806-3.0815s (78.188-78.212 mm)
.0197s (.50 mm) OS 3.0905-3.0914s (78.438-78.462 mm)
Standard inner diameter of piston pin bore .7095-.7097s (18.007-18.013 mm)
Piston Pin
Outer diameter .7092--.7095s (18.001-18.007 mm)
Standard clearance-piston pin to pin bore 0.0-.0005s (0.0-0.012 mm)
Degree of fit Piston pin must be a push (by hand)
fitat68q F(20q C)
Piston Ring Piston ring installed gap To p r i ng
Std .0079-.0138s (0.20-0.35 mm)
g
g
g
p
p
g
Limit .039s (1.0 mm)
Second
i
Std .0138-.0197s (0.35-0.50 mm)
ring
Limit .039s (1.0 mm)
Oil ring
Std .0079-.0276s (0.20-0.70 mm)
g
Limit .059s (1.5 mm)
Piston Ring Standard clearance -
i
i
i
Top r in g
Std .0014-.0030s (0.035-0.075 mm)
g
pistonringtoringgroove
p
g
Limit .0059s (0.15 mm)
Second
i
Std .0010-.0026s (0.025-0.065 mm)
ring
Limit .0059s (0.15 mm)
Connecting
R
d
Connecting rod small end ID .7095-.7101s (18.007-18.023 mm)
g
Rod
Connecting rod small end radial clear-
Std 0.0-.0009s (0.0-0.022 mm)
g
ance
Limit .0012s (0.03 mm)
Connecting rod big end side clearance
Std .0028-.0118s (0.07-0.30 mm)
g
g
Limit .0138s (0.35 mm)
Connecting rod big end bearing clear-
Std 0.0007-0.0021s (0.019-0.053 mm)
g
g
g
ance
Limit 0.0026s (0.065 mm)
Crankshaft
Crankshaft runout limit (PTO end) 0.0024s (0.060 mm)
Crankshaft end play 0.002-0.008s (0.05-0.20 mm)
KEY - Std: Standard; OS: Oversize; ID: Inner Diameter; OD: Outer Diameter; Mag: Magneto Side; PTO: Power
Take Off Side