ENGINES - 3A-3790-823225--1 1096
Rocker Arm Stud Replacement
1. Rocker arm studs which are worn or loose should
be replaced with oversize studs.
2. Use rocker arm stud remover to partially remove
old stud by placing large sleeve, flat washer and
nut over stud, then turn nut until it bottoms out on
stud threads.
3. Remove nut and install small sleeve on stud.
4. Install nut on stud and turn nut to remove stud.
72309
a - Large Sleeve
b - 3/8-24 Thd. Nut - Turn until Nut Bottoms Out on
Stud Threads, Then Remove Nut Using Rocker
Arm Stud Remover (J-5802-01)
b
a
72310
a - Nut
b - Small Sleeve
c - Large Sleeve
b
c
a
5. Ream stud hole, whenever installing an oversize
stud, using appropriate reaming tool.
6. Install new stud with rocker arm stud installer.
72311
a - Rocker Arm Stud Installer (J-6880)
a
Valve Seat Repair
Valve seat reconditioning is very important, since
seating of valves must be perfect for engine to deliver
maximum power and performance.
Another important factor is valve head cooling. Good
contact between each valve and its seat in head is
important to ensure that heat in valve head will be
properly dispersed.
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