Specifications

42
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6.5 H.P.
 F7. HeadBolts(4)
G7. Cylinder head cover
G6. Sparkplug
 I7. Headgasket
 J7. Gasket
K7. Valvecoverbolts(4)
L7. Cylinder head
M7. Valvespringretainer(2)
N7. Valverotator(2)
O7. Push rod guide
P7. Rockerarm(2)
Q7. Valvespring(2)
R7. Rockerarmpivot(2)
S7. Rockerarmpivotnut(2)
 T7. Rockerarmpivotbolt(2)
U7. Exhaust valve
V7. Intakevalve
W7. Oil seal
X7. Pushrods(2)
Y7. Air shroud
 Z7. Valvetappet(2)
A8. Shroudbolts(2)
M7
T7
S7
R7
O7
W7
X7
Q7
Do not interchange
the exhaust (U7) and
intake(V7)valves.
U7
V7
J7
G7
G6
F7
Loosen and tighten
bolts in a crisscross
pattern, taking 2-3
steps.
L7
Clean spark plug. See Spark Plug
under Maintenance.
I7
Before installation,
remove any carbon deposits
from the combustion
chamber and inspect the
valve seats. After assembly
measure the cylinder
compression.
Y7
N7
P7
Inspect valve
spring(Q7).
CAUTION: Do not
remove the valve spring (Q7)
while the cylinder head is
installed or the valves (U7, V7)
will drop into the cylinder.
Check for wear on rocker arm
and push rods, replace if needed.
K7
Z7
A8