Piston Ring Installation Procedure - Suzuki XL7 2007 Service Manual

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Table of Contents

1D-176 Engine Mechanical:

New piston pin retainers must be used. Never

reuse the piston pin retainers.

5. Install NEW piston pin retainers using the EN-46745.

Align the EN-46745 to the notch (1) in the piston.

6. Ensure that the piston pin retainers are fully seated

in their grooves.

7. Repeat these procedures for the remaining pistons.

Piston Ring Installation Procedure

1. Properly orient the oil control ring expander as

shown before installation. The ends of the expander

must be facing toward the top of the piston.

2. Using a piston ring expander, install the oil control

ring assembly using the following procedure:

a. Install the expander ring (3).

b. Install the 2 oil scraper rings (4). Expand the

rings only enough to clear the piston diameter.

Overexpanding the piston rings will distort or

crack the rings.

3. Install the second and top piston rings using the ring

expander. Ensure that you do not overexpand the

4. Once the rings are installed, set the ring gaps for the

oil control, second and top ring as follows. Use the

piston location arrow for reference.

a. Lower oil control ring - position 1

b. Upper oil control ring - position 2

c. Top Ring - position 3

d. Oil control ring expander - position 4

e. Second ring - position 5