3.4
9850045 R01 - 2020-2021 RANGER 1000 Service Manual
© Copyright Polaris Inc.
BOTTOM END
ITEM STANDARD SERVICE LIMIT
Piston
Standard O.D. - Measured 90° to pin, 0.39
in. (10 mm) up from piston skirt
3.6594 ± .0003" (92.950 ± 0.007 mm)
-
Piston Pin Bore I.D. (Standard) 0.7876 - 0.7878" (20.005 - 20.009 mm) .7893" (20.05 mm)
Piston Pin O.D.
0.7872 - 0.7874" (19.995 - 20.004 mm) 0.7864" (19.975 mm)
Piston Ring
Installed
Gap
Top Ring 0.015 - 0.025" (0.37 - 0.63 mm) 0.031" (0.8 mm)
Second Ring 0.010 - 0.014" (0.25 - 0.35 mm) 0.0197" (0.5 mm)
Oil Control Rails
0.010 - 0.040" (0.25 - 1.02 mm) 0.0433" (1.1 mm)
Ring to
Groove
Clearance
Top Ring
.0007 - .0023" (0.020 - 0.060 mm) .0047" (0.12 mm)
Second Ring
Connecting
Rod
Connecting Rod Small End I.D. .7879 - .7885" (20.015 - 20.030 mm) .7897" (20.06 mm)
1 - Marking Conn. Rod Big End Bore I.D. 1.7318 - 1.7321" (43.989 - 43.996 mm)
-
2 - Marking Conn. Rod Big End Bore I.D. 1.7321 - 1.7323" (43.996 - 44.003 mm)
-
3 - Marking Conn. Rod Big End Bore I.D. 1.7323 - 1.7326" (44.003 - 44.010 mm)
-
Crankshaft
B - Marking
Main Journal O.D.
1.6140 - 1.6143" (40.996 - 41.004 mm) 1.6129" (40.970 mm)
G -
Marking
Main Journal O.D.
1.6137 - 1.6140" (40.988 - 40.995 mm) 1.6129" (40.970 mm)
Y - Marking
Main Journal O.D.
1.6134 - 1.6137" (40.980 - 40.987 mm) 1.6129" (40.970 mm)
B - Marking
Rod Journal O.D.
1.6118 - 1.6122" (40.942 - 40.950 mm) 1.6104" (40.906 mm)
G -
Marking
Rod Journal O.D.
1.6115 - 1.6118" (40.934 - 40.941 mm) 1.6104" (40.906 mm)
Y - Marking
Rod Journal O.D.
1.6112 - 1.6115" (40.926 - 40.933 mm) 1.6104" (40.906 mm)
Crankshaft Runout Limit (PTO and MAG)
-
Less than .001″
(0.025 mm)
Balance
Shaft
Bearing Journal O.D. (Standard) 1.4939 - 1.4946" (37.946 - 37.962 mm) 1.4921" (37.900 mm)
LUBRICATION SPECIFICATIONS
DESCRIPTION VALUE
Oil Capacity 2.5 Qt. (2.4 L)
Oil Type
PS-4 5W-50 Full Synthetic
PS-4 10W-50 Extreme Duty Full Synthetic
Oil Pressure Idle
COLD: 60° - 90° F (16° - 32° C)
MIN: 68 PSI
MAX: 85 PSI
Oil Pressure @ 6250 RPM
HOT: 249°-265° F (120° - 129° C)
MIN: 60 PSI
MAX: 67 PSI
ENGINE / COOLING / EXHAUST