Polaris RANGER 570 2017 Service Manual

3.2
9928485 R01 - 2017-2018 RANGER 500 / 570 Service Manual
© Copyright Polaris Industries Inc.
CAMSHAFT / CARRIER REMOVAL ............. ...... . . . . . ............ . . . . . ............. .... ... ... . . .3.65
CAMSHAFT SPROCKET INSPECTION.. .... . . . . . . ............. . . . . . ............. .... ... ... . . . . . . ....3.66
CAMSHAFT / CAMSHAFT BORE INSPECTION........... .... ... ... . . . . . ............. ...... . . . . . .....3.66
EXHAUST CAMSHAFT DECOMPRESSION MECHANISM ........... ..... . . . . . ............. . . . . . .....3.67
CAM CHAIN AND GUIDE SERVICE . . . . . . ............. ... .... ... ... . . . . . . ............ ...... . . . . . .....3.67
CYLINDER HEAD REMOVAL . . . .. ........... ..... . . . . . ............. . . . . . ............. ...... . . . . . .....3.68
CYLINDER HEAD DISASSEMBLY . . .. ............. .... . . . . . .. ............ . . . . . . ............ . . . . . .....3.68
CYLINDER HEAD INSPECTION ..... . . . . . ............. ... ... . . . . . ............. ...... . . . . . ............3.69
CYLINDER HEAD WARP INSPECTION..... . . . . . .. ........... ... .... ... ... . . . . . .. ........... ...... . . .3.69
VALVE INSPECTION . . . . .. ........... ... ... . . . . . . . ........... ...... . . . . . ............. ... ... . . . . . .....3.69
COMBUSTION CHAMBER CLEANING ...... . . . . . . ........... ...... . . . . . ............. ... ... . . . . . .....3.71
VALVE SEAT RECONDITIONING ........... . . . . . .. ........... ..... . . . . . ............. . . . . . ............3.71
CYLINDER REMOVAL.. . . . . ............. . . . . . .. ............ . . . . . ............. . . . . . ............. .... ..3.73
CYLINDER INSPECTION.. ... . . . . . ............. ..... . . . . . . ............ . . . . . . ............ .... ... .... . .3.73
PISTON REMOVAL.. . . . ............. . . . . . ............. ...... . . . . . ............ . . . . . . ............ .... ..3.74
PISTON-TO-CYLINDER CLEARANCE.. . . . .. ............. .... ... ... . . . . . ............. ...... . . . . . .....3.75
PISTON / ROD INSPECTION ............ ... . . . . . .. ........... ...... . . . . . ............. . . . . . ...........3.75
PISTON RING INSTALLED GAP .. ........... ... ..... . . . . . ............. . . . . . ............. .... ... ... . . .3.76
HONING TO OVERSIZE ... ... . . . . . ............. ...... . . . . . ............. . . . . . .............. . . . . . ......3.76
CYLINDER HONE SELECTION / HONING PROCEDURE .......... . . . . . . ............ . . . . . . ...........3.77
CLEANING THE CYLINDER AFTER HONING . . . . . . ............. ... . . . . . ............. ...... . . . . . .....3.77
ENGINE ASSEMBLY - TOP END....... ... . . . . . ............. ..... . . . . . ............. . . . . . ............. .... ..3.78
PISTON RING INSTALLATION....... . . . . . ............. ..... . . . . . ............. . . . . . ............. .... ..3.78
PISTON / CONNECTING ROD ASSEMBLY ............ ... .... ... ... . . . . . . ............ ...... . . . . . .....3.79
CYLINDER INSTALLATION ... . . . . . ............. ... .... . . . . . .............. . . . . . ............. . . . . . .....3.79
CYLINDER HEAD INSTALLATION .......... . . . . . ............. . . . . . .............. . . . . . ............. . . .3.80
VALVE SEALING TEST .. ............. . . . . . .............. . . . . . ............. . . . . . .. ........... ...... . . .3.81
VALVE CLEARANCE CHECK / ADJUSTMENT .............. . . . . . ............. . . . . . ............. .... ..3.81
INTAKE VALVE LASH - TAPPET SELECTION MATRIX .. . . . . .............. . . . . . ............. . . . . . .....3.83
EXHAUST VALVE LASH - TAPPET SELECTION MATRIX ........ ... . . . . . . ............ ...... . . . . . .....3.83
CAMSHAFT INSTALLATION / TIMING . . . . ............. ..... . . . . . ............. . . . . . ............. .... ..3.84
CAMSHAFT TIMING - QUICK REFERENCE . . . . . .. ........... ...... . . . . . ............. . . . . . ...........3.86
VALVE COVER INSTALLATION....... ... ... . . . . . .. ........... ...... . . . . . ............. . . . . . .. .........3.87
ENGINE DISASSEMBLY / INSPECTION - LOWER END........ ... . . . . . ............. ..... . . . . . . ............3.88
CRANKCASE DISASSEMBLY .... . . . . . .............. . . . . . ........... ...... . . . . . .. ........... ... ... . . .3.88
FLYWHEEL / STATOR HOUSING REMOVAL .......... ..... . . . . . ............. . . . . . ............. .... ..3.88
STARTER ONE-WAY CLUTCH INSPECTION ...... ... . . . . . . ............ .... ... ..... . . . . . .............3.88
STARTER ONE-WAY CLUTCH INSTALLATION .... ... . . . . . ............. .... ... ... .... ... ... . . . . . .....3.90
FLYWHEEL INSTALLATION ... ..... . . . . . ............. . . . . . ............. .... ... ... .... ... ... . . . . . .....3.90
STATOR REMOVAL .... ..... . . . . . . ............ . . . . . ............. .... ... ... . . . . . .. ........... ...... . . .3.91
STATOR / STATOR COVER INSTALLATION . . . . . .. ........... . . . . . .............. . . . . . ............. . . .3.91
OIL PUMP REMOVAL . . . . . . ............. .... . . . . . . ............. . . . . . ............. .... ... ... . . . . . .....3.92
OIL PUMP ASSEMBLY . . . . . ............. ... . . . . . .. ........... ...... . . . . . ............. . . . . . ...........3.94
CRANKCASE BREATHER VALVE / HOSE ... ............. .... . . . . . ............ ...... . . . . . ............3.95
CRANKCASE SEPARATION............. ... . . . . . .. ........... ...... . . . . . ............. . . . . . .. .........3.96
BALANCE SHAFT REMOVAL / INSPECTION ... ............. . . . . . ............. ... ... . . . . . ............3.97
CRANKSHAFT REMOVAL . . . .............. . . . . . ............. . . . . . ............. ...... . . . . . ............3.97
CRANKSHAFT INSPECTION .. ..... . . . . . ............. . . . . . ............. .... ... ... .... ... ... . . . . . .....3.98
ENGINE / COOLING SYSTEM

Polaris RANGER 570 2017 Specifications

General

Brand	Polaris
Model	RANGER 570 2017
Category	Offroad Vehicle
Language	English