Jeep 1987 Wrangler Workshop Manual page 358

4.2 LITER (258 C5B! SIX-CYLINDER ENGINE
S E E
I.S.
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Remove the spark plug adjacent to the cylinder
below the valve springs to be removed.
Install a 14mm (thread size) air adapter
(J-22794 or equivalent) in the spark plug hole.
N O T E : An adapter can be constructed by
welding an air hose connection to the body of a
spark plug with the porcelain removed.
Connect an air hose to the adapter and maintain
at least 621 kPa (90 psi) of air pressure in the
cylinder to hold the valves against their seats.
N O T E : For vehicles equipped with air con-
ditioning, use a flexible air adapter when
servicing the No. 1 cylinder.
Use Valve Spring Compressor Tool Set J-22534
to compress the spring and remove the locks
(1)
81066A
Remove the valve spring (2) and retainer (3).
Remove the valve stem oil deflector (4).
£ 3
84197
Valve Spring and Oil Deflector Installation
C A U T I O N : Install the deflector carefully to
prevent damage from the sharp edges of the
valve spring lock grooves.
Use an 11 mm (7/16-in) deep socket wrench and
small hammer to gently tap the oil deflector (4)
onto the valve stem.
Install the valve spring (2) and retainer (3).
Compress the valve spring with Valve Spring
Compressor Tool Set J-22534 and insert the
valve locks (1). Release the spring tension and
remove the tool.
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