Arctic Cat HDX 500 2017, Service Manual

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45
22. Attach a suitable lifting sling and with a suitable
engine hoist, lift the engine from the vehicle.
23. Remove the cap screws and lock nuts securing the
left and right engine cradle brackets to the engine.
On the 700, account for the spacers and their
installed location for assembly purposes. Discard the
lock nuts.
Servicing Engine (500)
Top-Side Components ................................................ 45
Removing Top-Side Components ............................... 45
Servicing Top-Side Components ................................ 49
Installing Top-Side Components ................................. 54
Left-Side Components ................................................ 57
Removing Left-Side Components............................... 57
Servicing Left-Side Components ................................ 60
Installing Left-Side Components................................. 62
Right-Side Components ............................................. 64
Removing Right-Side Components ............................ 64
Servicing Right-Side Components.............................. 67
Installing Right-Side Components .............................. 68
Center Crankcase Components ................................. 71
Separating Crankcase Halves .................................... 71
Disassembling Crankcase Half................................... 72
Servicing Center Crankcase Components ................. 73
Assembling Crankcase Half........................................ 78
Joining Crankcase Halves .......................................... 80
Top-Side Components
 NOTE: For efficiency, it is preferable to remove and
disassemble only those components which need to be
addressed and to service only those components. The
technician should use discretion and sound judgment.

NOTE: The engine/transmission does not need to be
removed from the frame for this procedure.
Removing Top-Side
Components
A. Cylinder Head Cover/Rocker Arms
B. Cylinder Head/Camshaft

NOTE: Remove the spark plug, timing inspection
plug (A) and outer magneto cover plug; then using an
appropriate socket and ratchet, rotate the crankshaft
counterclockwise to top-dead-center of the compres-
sion stroke. Align the “I” mark on the rotor to the
timing mark on the magneto cover.
FI605B
FI709

NOTE: Arctic Cat recommends the use of new gas-
kets, lock nuts, and seals and lubricating all internal
components when servicing the engine/transmission.
1. Remove the cap screws securing the two tappet cov-
ers. Remove the two tappet covers. Account for the
O-rings.
FI603
 NOTE: Keep the mounting hardware with the cov-
ers for assembly purposes.
2. Remove the cylinder head cover cap screws. Note
the rubber washers on the four top-side cap screws;
remove the cylinder head cover. Note the orientation
of the cylinder head plug and remove it. Note the
location of the two alignment pins.

AT THIS POINT
To service any one specific component, only limited dis-
assembly of components may be necessary. Note the
AT THIS POINT information in each sub-section.