Valve Guide Replacement; Valve Seat Sealing Condition - Suzuki GSX-R1000 Service Manual

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4) Check that the transferred red lead (blue) on the
valve face is uniform all around and in center of the
valve face.
If the seat width "a" measured exceeds the standard
value, or seat width is not uniform reface the seat
using the seat cutter. Refer to "Valve Seat Repair"
(Page 1D-49).
Valve seat width "a" (IN. & EX.)
Standard: 0.9 – 1.1 mm (0.035 – 0.043 in)
"a"

Valve Seat Sealing Condition

1) Clean and assemble the cylinder head and valve
components.
2) Fill the intake and exhaust ports with gasoline to
check for leaks. If any leaks occur, inspect the valve
seat and face for burrs or other things that could
prevent the valve from sealing. Refer to "Valve Seat
Repair" (Page 1D-49).
WARNING
!
Always use extreme caution when handling
gasoline.
NOTE
After servicing the valve seats, be sure to
check the valve clearance after the cylinder
head has been reinstalled. Refer to "Valve
Clearance Inspection and Adjustment" in
Section 0B (Page 0B-5).
email: info@motomatrix.co.uk / www.motomatrix.co.uk

Valve Guide Replacement

1) Remove the cylinder head. Refer to "Engine Top
Side Disassembly" (Page 1D-26).
2) Remove the valves. Refer to "Cylinder Head
Disassembly and Assembly" (Page 1D-40).
3) Using the valve guide remover, drive the valve guide
out toward the intake or exhaust camshaft side.
Special tool
(A): 09916–43211 (Valve guide installer &
remover)
NOTE
• Discard the removed valve guide sub-
assemblies.
• Only oversized valve guides are available
as replacement parts. (Part No. 11115-
29G70)
I649G1140246-02
4) Refinish the valve guide holes in the cylinder head
using the reamer and handle.
CAUTION
!
When refinishing or removing the reamer
from the valve guide hole, always turn it
clockwise.
Special tool
(B): 09916–33320 (Valve guide reamer (9.8
mm))
(C): 09916–34542 (Reamer handle)
I947H1140095-01
Engine Mechanical:
(A)
(C)
(B)
1D-47
B947H11406029
I947H1140096-01
I947H1140097-01