CYLINDER HEAD REPAIR (CONT) -726030060

TM 9-2320-360-34-2

(17) Inspect valve guides (10) for cracks, chipping,

scoring, or excessive wear.

NOTE

Minimum inside diameter of 'valve

guide is 0.3125 in.

(7.938 mm).

Maximum inside diameter Is 0.3140

in. (7.976 mm).

(18) Measure inside diameter of valve guides (10).

NOTE

Do steps (19) and (20) for any valve

guide that failed inspection.

(19) Support cylinder head (1) on two 3 in. (7.62 cm)

high wooden blocks.

(20) Drive valve guide (10) from bottom of cylinder

head (1) using valve guide remover (11).

(21) Inspect valve bridge guides (12) for cracks,

chipping, scoring, or excessive wear.

NOTE

Do steps (22) thru (27) if valve bridge

guides fail inspection.

(22) File two notches (13) 1/16 in. (1.588 mm) deep

in opposite sides of valve bridge guide (12)

approximately 1-1/4 to 1-1/2 in. (31.75-38.11

mm) from top.

(23) Place washer (14) over valve bridge guide (12).

(24) Slide guide remover (15) over guide (12) and

align setscrews (16) with notches (13) in guide

(12).

(25) Tighten setscrews (16).

(26) Place spacer (17) over guide remover (15).

(27) Thread nut (18) on guide remover (15) and turn

clockwise to remove valve bridge guide (12)

from cylinder head (1).

19-45