Yamaha XV17ASZ Service Manual download pdf (Page 64)

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ENG

ROCKER ARMS, PUSH RODS AND VALVE LIFTERS

INSTALLING THE ROCKER ARMS AND

PUSH RODS

The following procedure applies to both cylin-

ders.

1. Install:

• rocker arms 1

• rocker arm shafts 2

(onto rocker arm base)

NOTE:

The thread hole a of the rocker arm shaft

must face to the outside.

2. Install:

• dowel pins 1

• rocker arm gasket 2

New

3. Install:

• rocker arm base

(with rocker arms)

• push rods

▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼ ▼▼▼▼ ▼▼▼

a. Put the rocker arm base on the cylinder

head.

b. Install the push rods.

NOTE:

• Be sure to correctly install the push rods

between the rocker arms and valve lifters as

shown. The illustration is viewed from the

right side of the motorcycle.

Rear cylinder

Front cylinder

Intake side rocker arm

Exhaust side rocker arm

Intake valve lifter

Exhaust valve lifter

Push rod 1 = 288.5 mm (11.358 in) green

painting

Push rod 2 = 290.5 mm (11.437 in) yellow

painting

• The lengths of push rod 1 and push rod 2 are

different. Therefore, be sure to install them in

the proper position.

• Lubricate the push rod end balls with engine

oil.

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Yamaha XV17ASZ Service Manual Page 64

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