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Polaris 850 MATRYX SWITCHBACK ASSAULT 146 2021 User Manual

Polaris 850 MATRYX SWITCHBACK ASSAULT 146 2021
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3.2
9850064 R03 - 2021 650 / 850 Matryx Trail Performance / Crossover Snowmobile Service Manual
© Copyright Polaris Inc.
CRANKCASE ASSEMBLY VIEW.. . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ...3.58
PISTON & CRANKSHAFT ASSEMBLY VIEW. .. . . .. . . ... . . .. . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . ... . ..3.59
STATOR / FLYWHEEL ASSEMBLY VIEW . . .. . . ... . ... . ... . . .. . . ... . . .. . .... . .. . . ... . . .. . .... . .. . . ... .3.60
ENGINE MOUNT ASSEMBLY VIEW . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . ... . ... . ... . . .3.61
WATER PUMP ASSEMBLY VIEW .. . . ... . ... . ... . . .. . . ... . ... . . .. . . .. . . ... . . .. . . .. . . .. . . ... . . .. . . ... . .3.62
REED VALVE ASSEMBLY VIEW ... . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . .. . ... . . .. . . ... . . .. . .... . .3.64
STATOR / FLYWHEEL SERVICE. . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . .3.65
FLYWHEEL REMOVAL / INSPECTION. . .. . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . ..3.65
STATOR REMOVAL / INSPECTION .. . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . .3.66
STATOR INSTALLATION . . ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ..3.67
FLYWHEEL INSTALLATION .. . ... . . .. . . ... . . .. . ... . . .. . . ... . . .. . ... . . .. . . ... . . .. . .... . .. . . ... . . .. . . ..3.68
REED VALVE SERVICE . .... . .. . . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . .3.70
REED VALVE INSPECTION .. . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . ..3.70
REED PETAL REPLACEMENT INSPECTION .. . ... . ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . .. . . ... . . ..3.71
REED PETAL REMOVAL . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ...3.72
REED PETAL INSTALLATION . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . ..3.73
ENGINE DISASSEMBLY / INSPECTION - TOP END . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ...3.75
GENERAL INFORMATION - TOP END . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ...3.75
CYLINDER HEAD REMOVAL .. . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ..3.75
CYLINDER HEAD INSPECTION . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . .. . ... . . .. . . ... . . .. . .... . .3.76
CYLINDER REMOVAL. . .. . ... . . .. . . ... . . .. . . .. . . .. . . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ..3.77
CYLINDER INSPECTION . . .... . .. . . ... . . .. . . ... . .. . . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ..3.78
CYLINDER HONING. . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... .3.79
PISTON REMOVAL. ... . ... . . .. . . ... . . .. . .... . .. . . ... . . .. . .... . .. . . ... . . .. . . ... . .. . . ... . . .. . . ... . ... . .3.80
PISTON MARKINGS. . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . .. .3.81
PISTON INSPECTION . . . .. . . .. . . ... . . .. . . ... . .. . . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . .3.81
PISTON RING MARKINGS . . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . .. . ... . . .. . . ... . . .. . .... . .. . . ... .3.82
PISTON RING INSTALLED GAP . .. . . .. . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .3.82
PISTON NEEDLE BEARING ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ..3.83
ENGINE DISASSEMBLY / INSPECTION - BOTTOM END . .. . . ... . . .. . .... . .. . . ... . . .. . .... . .. . . ... . . .. . . ..3.84
GENERAL INFORMATION - BOTTOM END . . .. . ... . . .. . . ... . . .. . .... . .. . . ... . . .. . . ... . .. . . ... . . .. . . ..3.84
CRANKCASE DISASSEMBLY .. . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . .. . .3.84
CRANKSHAFT REMOVAL . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . ..3.85
LOWER CRANKCASE CROSS SHAFT GALLERY INSPECTION .. . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . .3.86
LOWER CONNECTING ROD BEARING INSPECTION . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. .3.87
MAIN BEARING INSPECTION .. . . ... . ... . ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . ... .3.87
PTO BEARING INSPECTION ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . .3.88
CRANKSHAFT TRUING . .. . . ... . ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . ... . ... . ... . .3.89
CRANKSHAFT RUNOUT INSPECTION.. . . ... . ... . ... . . .. . . ... . . .. . . .. . . ... . ... . . .. . . ... . ... . ... . . .. .3.90
CRANKSHAFT INDEX . . ... . . .. . . ... . . .. . .... . .. . . ... . . .. . .... . .. . . ... . . .. . . ... . .. . . ... . . .. . . ... . ... . .3.90
WATER PUMP SERVICE . . . ... . ... . ... . . .. . . ... . . .. . . .. . . .. . . ... . . .. . . ... . .. . . ... . . .. . . ... . ... . ... . . .. . . ..3.91
WATER PUMP REMOVAL . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . ..3.91
WATER PUMP INSTALLATION . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . . .3.94
ENGINE ASSEMBLY - BOTTOM END.. . . .. . . ... . . .. . ... . . .. . . ... . . .. . .... . .. . . ... . . .. . .... . .. . . ... . . .. . . ..3.96
CRANKSHAFT INSTALLATION . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . . .. . . .. . . .. . . ... . . .. . . ... . .3.96
CRANKCASE ASSEMBLY ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ..3.98
ENGINE ASSEMBLY - TOP END.. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ... . ... . ... . . .. . . ...3.99
PISTON INSTALLATION ... . ... . . .. . . ... . ... . . .. . . .. . . ... . ... . . .. . . .. . . ... . . .. . . .. . . ... . ... . . .. . . ... . .3.99
ENGINE / COOLING / EXHAUST

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Polaris 850 MATRYX SWITCHBACK ASSAULT 146 2021 Specifications

General IconGeneral
BrandPolaris
Model850 MATRYX SWITCHBACK ASSAULT 146 2021
CategorySnowmobiles
LanguageEnglish

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