Removal; Installation - Chrysler PT Cruiser Service & Repair Manual

PT
PISTON RINGS (Continued)
Fig. 76 Piston Ring Side Clearance
1 - FEELER GAUGE

REMOVAL

(1) Using a suitable ring expander, remove upper
and intermediate piston rings (Fig. 77).
Fig. 77 Piston Rings—Removing and Installing
(2) Remove the upper oil ring side rail, lower oil
ring side rail and then oil ring expander from piston.
(3) Clean ring grooves of any carbon deposits.

INSTALLATION

Install rings with manufacturers identification
mark facing up, to the top of the piston (Fig. 78).
CAUTION: Install piston rings in the following
order:
• Oil ring expander.
• Upper oil ring side rail.
• Lower oil ring side rail.
• No. 2 Intermediate piston ring.
Fig. 78 Piston Ring Installation
1 - NO. 1 PISTON RING
2 - NO. 2 PISTON RING
3 - SIDE RAIL
4 - OIL RING
5 - OIL RING EXPANDER
• No. 1 Upper piston ring.
(1) Install oil ring expander (Fig. 78).
(2) Install upper side rail first and then the lower
side rail. Install the side rails by placing one end
between the piston ring groove and the oil ring
expander. Hold end firmly and press down the por-
tion to be installed until side rail is in position. Do
not use a piston ring expander (Fig. 79).
Fig. 79 Installing Side Rail
1 - SIDE RAIL END
(3) Install No. 2 piston ring and then No. 1 piston
ring (Fig. 78).
(4) Position piston ring end gaps as shown in (Fig.
80).
ENGINE 1.6L SOHC 9 - 51